/* Global */
:root {
/* App Colors */
--color-primary: var(--color-black);
--color-primary-variant: var(--color-gray);
--color-accent: var(--color-blue);
--color-accent-variant: var(--color-orange);
--color-text: var(--color-white);

/* Background */
--home-bg-gradient: linear-gradient(150deg, rgba(23,30,42,0.9654455532212886) 0%, rgba(5,10,19,1) 100%);
--home-bg-svg: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='257' height='257' viewBox='0 0 800 800'%3E%3Cg fill='none' stroke='%231B1E26' stroke-width='1'%3E%3Cpath d='M769 229L1037 260.9M927 880L731 737 520 660 309 538 40 599 295 764 126.5 879.5 40 599-197 493 102 382-31 229 126.5 79.5-69-63'/%3E%3Cpath d='M-31 229L237 261 390 382 603 493 308.5 537.5 101.5 381.5M370 905L295 764'/%3E%3Cpath d='M520 660L578 842 731 737 840 599 603 493 520 660 295 764 309 538 390 382 539 269 769 229 577.5 41.5 370 105 295 -36 126.5 79.5 237 261 102 382 40 599 -69 737 127 880'/%3E%3Cpath d='M520-140L578.5 42.5 731-63M603 493L539 269 237 261 370 105M902 382L539 269M390 382L102 382'/%3E%3Cpath d='M-222 42L126.5 79.5 370 105 539 269 577.5 41.5 927 80 769 229 902 382 603 493 731 737M295-36L577.5 41.5M578 842L295 764M40-201L127 80M102 382L-261 269'/%3E%3C/g%3E%3Cg fill='%23014C52'%3E%3Ccircle cx='769' cy='229' r='5'/%3E%3Ccircle cx='539' cy='269' r='5'/%3E%3Ccircle cx='603' cy='493' r='5'/%3E%3Ccircle cx='731' cy='737' r='5'/%3E%3Ccircle cx='520' cy='660' r='5'/%3E%3Ccircle cx='309' cy='538' r='5'/%3E%3Ccircle cx='295' cy='764' r='5'/%3E%3Ccircle cx='40' cy='599' r='5'/%3E%3Ccircle cx='102' cy='382' r='5'/%3E%3Ccircle cx='127' cy='80' r='5'/%3E%3Ccircle cx='370' cy='105' r='5'/%3E%3Ccircle cx='578' cy='42' r='5'/%3E%3Ccircle cx='237' cy='261' r='5'/%3E%3Ccircle cx='390' cy='382' r='5'/%3E%3C/g%3E%3C/svg%3E");

/* Color */
  --color-black: #050a13;
  --color-blue: #03e8f9;
  --color-orange: #fd6413;
  --color-gray: #1b1e26;
  --color-white: #ffffff;
  --color-light-white: #eeeeee;
  --color-dark-white: #bdbdbd;
  --color-pink: #fe918d;
  --color-dark-pink: #ff6863;
  --color-dark-grey: #4d4d4d;
  --color-dark-blue: #6666ff;
  --color-light-grey: #7c7979;
  --color-dull-blue: #73aace;
  --color-yellow: #fff7d1;
  --color-light-orange: #feb546;
  --color-light-blue: #91b9ee;
  --color-light-greenblue: #ccfff2;
  --color-light-projects: #f1f1f1;
  /* --color-grey: #616161; */

  /* Font size */
  --font-large: 48px;
  --font-medium: 28px;
  --font-regular: 18px;
  --font-small: 16px;
  --font-micro: 14px;

  /* Font weight */
  --weight-bold: 700;
  --weight-semi-bold: 600;
  --weight-regular: 400;
  --weight-lighter: 300;

    /* Size */
    --size-max-width: 1200px;
    --size-border-radius: 4px;

    /* Divider */
    --divider-single-wave: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"> <path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".25" class="shape-fill"></path> <path d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" opacity=".5" class="shape-fill"></path> <path d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z" class="shape-fill"></path> </svg>');
    --divider-arrow:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"> <path d="M649.97 0L550.03 0 599.91 54.12 649.97 0z" class="shape-fill"></path> </svg>');
    
    /* Animation */
    --animation-duration: 300ms;
}

.header {
    background-color: transparent;
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1;
    transition: all 300ms ease;
}

.header--dark {
    background-color: var(--color-primary);
    box-shadow: 0 20px 50px rgba(8, 112, 184, 0.7);
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header__logo__img {
    width: 36px;
    height: 36px;
}

.header__logo__title {
    font-size: 1.8rem;
}

.header__toggle {
    display: none;
    color: var(--color-white);
    font-size: 1.5rem;
    position: absolute;
    top: 1.3rem;
    right: 1rem;
}

.header__menu {
    display: flex;
    gap: 4px;
}

.header__menu__item {
    display: block;
    padding: 8px 16px;
    border-bottom: 1px solid transparent;
}

.header__menu__item:hover {
    border-bottom: 1px solid var(--color-accent);

}

.header__menu__item.active{
    border: 1px solid var(--color-accent);
    border-radius: 4px;
}

/* .inner {
    width: 100%;
    margin: 0;
  } */

    /* Universal tags */
* {
    box-sizing: border-box;
}

html { 
    scroll-behavior: smooth;
}

body {
    font-family: 'Maven Pro', sans-serif;
    margin: 0;
}

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

a {
    text-decoration: none;
    color: var(--color-text);
   
}

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

li {
    list-style: none;
}

button {
    background-color: transparent;
    cursor: pointer;
    border: 0;
    outline: 0;
    padding: 0;
}

button:focus{
    outline: 1px solid transparent;
}


/* Navbar */

.navbar__menu {
    display: flex;
}


.navbar__toggle-btn{
    position: absolute;
    top: 24px;
    right: 32px;
    font-size: 24px;
    color: var(--color-white);
    display: none;
    font-family: 'fontAwesome';
}


/* Home */
#home {
    position: relative;
    background-color: var(--color-primary);
    background:var(--home-bg-gradient);
    color: var(--color-text);
    padding: 5rem 1rem;
    padding-top: 7rem;
    text-align: center; 
}

#home::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: calc(100% + 1.3px);
    height: 71px;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
    background-color: var(--color-white);
    mask: var(--divider-single-wave);
    -webkit-mask: var(--divider-single-wave);
}

.home__divider svg {
    position: relative;
    display: block;
}

.home__avatar {
    width: 250px;
    height: 250px;
    object-fit: cover;
    border: 3px solid var(--color-accent);
    border-radius: 100%;
}

.home__title {
    font-size: 3rem;
    margin-bottom: 1rem;
}
.home__title--strong{
    color: var(--color-accent);
}

.home__description{
    font-size: 1.3rem;
}

.home__contact{
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-black);
    font-weight: bold;
    margin: 2rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.home__contact:hover {
    background-color: transparent;
    color: var(--color-text);
    outline: 2px solid var(--color-accent);
}
    /* Common */
.section {
    padding: 4rem;
    text-align: center;
}

.max-container {
    max-width: var(--size-max-width);
    margin: auto;
}

.title{
    font-size: 2.5rem;
    margin: 1rem 0;
}

.description {
    font-size: 1.4rem;
    margin: 0.5rem;
}

.section__container {
    max-width: 1200px;
    margin: auto;
}

    /* About */

.majors {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 2.5rem 0;
}

.major {
    background-color: var(--color-primary-variant);
    padding: 2rem 1rem;
    color: var(--color-text);
    border-radius: 1rem;
    cursor: default;
    box-shadow: 0 2.8px 2.2px rgba(0, 0, 0, 0.034), 0 6.7px 5.3px rgba(0, 0, 0, 0.048), 0 12.5px 10px rgba(0, 0, 0, 0.06), 0 22.3px 17.9px rgba(0, 0, 0, 0.072), 0 41.8px 33.4px rgba(0, 0, 0, 0.086), 0 100px 80px rgba(0, 0, 0, 0.12)
}

.major__icon {
    font-size: 4rem;
    margin: 1rem 0;
    color: var(--color-accent);
    transition: all 300ms ease;
}

.major__title{
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;

}

.major:hover .major__icon {
    transform: rotate(-30deg) scale(1.1);
}

.schools {
    text-align: start;
}

.school {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 1rem;
}

.school__name {
    color: var(--color-primary);
}

.school__period {
    color: var(--color-primary);
    font-size: 0.8rem;
}

.school__logo__monroe {
    width: 120px;
    height: 120px;
}
.school__logo__tu {
    width: 120px;
    height: 30px;
}


.school__description {
    margin: 0 16px;
    text-align: left;
}
.school__name, .school__period{
    color: var(--color-light-grey);
}

.school__name {
    font-size: var(--font-small);
}
.school__period {
    font-size: var(--font-micro);
}

/* Skills */

#skills {
    color: var(--color-text);
    background-color: var(--color-primary-variant);
    background-image: var(--home-bg-svg);
}

.skills {
    display: grid;
    grid-template-columns: 6fr 4fr;
    margin: 2rem 3rem;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2.8px 2.2px rgba(0, 0, 0, 0.034),
    0 6.7px 5.3px rgba(0, 0, 0, 0.048), 0 12.5px 10px rgba(0, 0, 0, 0.06),
    0 22.3px 17.9px rgba(0, 0, 0, 0.072), 0 41.8px 33.4px rgba(0, 0, 0, 0.086),
    0 100px 80px rgba(0, 0, 0, 0.12);
}

.skills__title {
    color: var(--color-accent);
    margin: 1rem 0;
    font-size: 1.2rem;
}

.skills__coding {
    grid-row: span 2;
    padding: 1rem;
    background-color: var(--color-primary);
}

.skills__tools {
    padding:1rem;
}

.skills__etc {
    padding: 1rem;
    background-color: var(--color-primary);
    filter: brightness(150%);
}

.bar{
    display: flex;
    flex-direction: column;
    padding: 1rem;
    gap: 0.5rem;
}

.bar__metadata {
    display: flex;
    justify-content: space-between;
}

.bar__bg {
    width: 100%;
    height: 3px;
    background-color: var(--color-primary-variant);
}

.bar__value{
    background-color: var(--color-accent);
    height: 3px;
}


/* Work */
#work {
    background-color: var(--color-white);
    color: var(--color-primary);
}
.categories{
    display: flex;
    justify-content: center;
    margin: 2.5rem;
    gap: 1rem;
}

.category {
    position: relative;
    color: var(--color-primary);
    cursor: pointer;
    border: 1px solid var(--color-accent);
    border-radius: 4px;
    font-size: 1.1rem;
    padding: 0.5rem 3rem;
    white-space: nowrap;
}

.category--selected {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.category__count{
    position: absolute;
    top: -20px;
    right: 16px;
    width: 28px;
    height: 28px;
    line-height: 28px;
    opacity: 0;
    border-radius: 100%;
    background-color: var(--color-accent-variant);
    color: var(--color-text);
    transition: all 230ms ease-in;
}

.category--selected .category__count,
.category:hover .category__count {
    opacity: 1;
    top: 0;
}

.projects {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: 180px 180px;
    row-gap: 30px;
    column-gap: 30px;
    gap: 1rem;
    transition: all 250ms ease-out;

}
.projects.anim-out {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
}

.project {
    position: relative;
    background-color: var(--color-light-projects);
    border-radius: 8px;
    overflow: hidden;
}

.project__img{
    max-width: 100%;
    height: 100%;
    padding: 0;
    object-fit: contain;
    display: block;
}


.project__metadata{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-black);
    flex-direction: column;
    opacity: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 250ms ease-in;
    transform: translateY(-10px);
}

.project__metadata:hover {
    opacity: 0.8;
    transform: translateY(0px);
}

.project__metatdata__title::after {
    content: '';
    display: block;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin: 0.5rem 0;
    width: 50px;
    height: 2px;
    background-color: var(--color-accent);
}

/* Arrow up */
.arrow-up {
    background-color: var(--color-primary);
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    font-size: 3.5rem;
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 100%;
    text-align: center;
    box-shadow: 5px 5px rgba(0, 98, 90, 0.4), 10px 10px rgba(0, 98, 90, 0.3), 15px 15px rgba(0, 98, 90, 0.2), 20px 20px rgba(0, 98, 90, 0.1), 25px 25px rgba(0, 98, 90, 0.05);
    transition: opacity 300ms ease-in;
}
/* Footer */
#contact {
    background-color: var(--color-primary);
    color: var(--color-text);
    position: relative;
    background: var(--home-bg-gradient);
}

#contact::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: calc(100% + 1.3px);
    height: 110px;
    overflow: hidden;
    line-height: 0;
    background-color: var(--color-white);
    mask: var(--divider-arrow);
    -webkit-mask: var(--divider-arrow);
}

.contact__links{
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
    font-size: 2rem;
}

.contact__link:hover {
    color: var(--color-accent);
}

.contact__link {
    transition: color 250ms ease-in;
}

/* for below 768px screen width */
@media screen and (max-width: 768px) {

    .section {
        padding: 4rem 2rem;
    }

    .title {
        font-size: 2rem;
    }

    .description {
        font-size: 1rem;
    }

    .header {
        flex-direction: column;
        align-items: start;
        background-color: var(--color-primary);
    }

    .header__toggle{
        display: block;    
    }

    .header__menu {
        display: none;
        flex-direction: column;
        text-align: center;
        padding: 1rem 4rem;
        gap: 1rem;
    }


    .header__menu.open {
        display: flex;
    }


    .header__nav{
        width: 100%;
    }

    #home {
        padding-bottom: 3rem;
    }

    .home__title {
        font-size: 2.5rem;
        margin-bottom: 0.5rem;
    }

    .majors {
        flex-direction: column;
        align-items: center;
    }

    .major {
        max-width:  25rem;
    }

    .school {
        justify-content: center;
    }

    .skills {
        grid-template-columns: 1fr;
    }

    .categories {
        flex-direction: column;
    }

    .category {
        width: 100%;
    }

    .projects{
        grid-template-columns: repeat(2, 1fr);
        
    }

    .arrow-up {
        font-size: 2rem;
        width: 3rem;
        height: 3rem;
        bottom: 1.5rem;
        right: 1.5rem;
    }
}

    
    .category__btn {
        margin: 4px 0;
        width: 100%;
    }