/*==================== GOOGLE FONTS ====================*/
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");

/*==================== VARIABLES CSS ====================*/
:root {
    --header-height: 3.5rem;

    /*========== Colors (executive / corporate) ==========*/
    --hue-color: 213;

    --first-color: hsl(var(--hue-color), 58%, 33%);
    --first-color-alt: hsl(var(--hue-color), 58%, 26%);
    --first-color-lighter: hsl(var(--hue-color), 45%, 92%);
    --title-color: hsl(var(--hue-color), 26%, 14%);
    --text-color: hsl(var(--hue-color), 10%, 40%);
    --text-color-light: hsl(var(--hue-color), 8%, 56%);
    --border-color: hsl(var(--hue-color), 20%, 88%);
    --body-color: hsl(210, 25%, 98%);
    --container-color: #fff;
    --scroll-bar-color: hsl(var(--hue-color), 12%, 90%);
    --scroll-thumb-color: hsl(var(--hue-color), 12%, 78%);

    /*========== Font and typography ==========*/
    --body-font: 'Inter', sans-serif;

    --big-font-size: 2rem;
    --h1-font-size: 1.5rem;
    --h2-font-size: 1.25rem;
    --h3-font-size: 1.1rem;
    --normal-font-size: .938rem;
    --small-font-size: .813rem;
    --smaller-font-size: .75rem;

    /*========== Font weight ==========*/
    --font-medium: 500;
    --font-semi-bold: 600;
    --font-bold: 700;

    /*========== Margins ==========*/
    --mb-0-25: .25rem;
    --mb-0-5: .5rem;
    --mb-0-75: .75rem;
    --mb-1: 1rem;
    --mb-1-5: 1.5rem;
    --mb-2: 2rem;
    --mb-2-5: 2.5rem;
    --mb-3: 3rem;

    /*========== z index ==========*/
    --z-tooltip: 10;
    --z-fixed: 100;
}

@media screen and (min-width: 968px) {
    :root {
        --big-font-size: 3.25rem;
        --h1-font-size: 2.25rem;
        --h2-font-size: 1.5rem;
        --h3-font-size: 1.25rem;
        --normal-font-size: 1rem;
        --small-font-size: .875rem;
        --smaller-font-size: .813rem;
    }
}

/*========== Variables Dark theme ==========*/
body.dark-theme {
    --first-color: hsl(var(--hue-color), 62%, 58%);
    --first-color-alt: hsl(var(--hue-color), 62%, 66%);
    --first-color-lighter: hsl(var(--hue-color), 30%, 20%);
    --title-color: hsl(var(--hue-color), 18%, 95%);
    --text-color: hsl(var(--hue-color), 10%, 72%);
    --text-color-light: hsl(var(--hue-color), 8%, 55%);
    --border-color: hsl(var(--hue-color), 20%, 22%);
    --body-color: hsl(var(--hue-color), 30%, 9%);
    --container-color: hsl(var(--hue-color), 26%, 13%);
    --scroll-bar-color: hsl(var(--hue-color), 12%, 40%);
    --scroll-thumb-color: hsl(var(--hue-color), 12%, 32%);
}

/*========== Button Dark/Light ==========*/
.nav__btns {
    display: flex;
    align-items: center;
}

.change-theme {
    font-size: 1.25rem;
    color: var(--title-color);
    margin-right: var(--mb-1);
    cursor: pointer;
}

.change-theme:hover {
    color: var(--first-color);
}

/*==================== BASE ====================*/
* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0 0 var(--header-height) 0;
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
    background-color: var(--body-color);
    color: var(--text-color);
    transition: background-color .3s, color .3s;
}

h1, h2, h3, h4 {
    color: var(--title-color);
    font-weight: var(--font-semi-bold);
    letter-spacing: -.01em;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/*==================== REUSABLE CSS CLASSES ====================*/
.section {
    padding: 2rem 0 4rem;
}

.section__title {
    font-size: var(--h1-font-size);
    color: var(--title-color);
}

.section__subtitle {
    display: block;
    font-size: var(--small-font-size);
    color: var(--text-color-light);
    margin-bottom: var(--mb-3);
}

.section__title,
.section__subtitle {
    text-align: center;
}

/*==================== LAYOUT ====================*/
.container {
    max-width: 968px;
    margin-left: var(--mb-1-5);
    margin-right: var(--mb-1-5);
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.header {
    width: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: var(--z-fixed);
    background-color: var(--body-color);
    border-top: 1px solid var(--border-color);
}

/*==================== NAV ====================*/
.nav {
    max-width: 1100px;
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo {
    color: var(--title-color);
    font-weight: var(--font-bold);
    font-size: var(--normal-font-size);
    letter-spacing: -.01em;
}

.nav__toggle {
    color: var(--title-color);
    font-weight: var(--font-medium);
}

.nav__logo:hover {
    color: var(--first-color);
}

.nav__toggle {
    font-size: 1.1rem;
    cursor: pointer;
}

.nav__toggle:hover {
    color: var(--first-color);
}

@media screen and (max-width: 767px) {
    .nav__menu {
        position: fixed;
        bottom: -100%;
        left: 0;
        width: 100%;
        background-color: var(--body-color);
        padding: 2rem 1.5rem 4rem;
        box-shadow: 0 -1px 8px rgba(0,0,0,.1);
        border-radius: 1.25rem 1.25rem 0 0;
        transition: .3s;
    }
}

.nav__list {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.nav__link {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: var(--small-font-size);
    color: var(--title-color);
    font-weight: var(--font-medium);
}

.nav__link:hover {
    color: var(--first-color);
}

.nav__icon {
    font-size: 1.2rem;
}

.nav__close {
    position: absolute;
    right: 1.3rem;
    bottom: .5rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--first-color);
}

.nav__close:hover {
    color: var(--first-color-alt);
}

/* show menu */
.show-menu {
    bottom: 0;
}

/* Active link */
.active-link {
    color: var(--first-color);
}

/* Change background header */
.scroll-header {
    box-shadow: 0 -1px 8px rgba(0,0,0,.08);
}

/*==================== HOME ====================*/
.home__container {
    gap: 1rem;
}

.home__content {
    grid-template-columns: .5fr 3fr;
    padding-top: 3.5rem;
    align-items: center;
}

.home__social {
    display: grid;
    grid-template-columns: max-content;
    row-gap: 1rem;
}

.home__social-icon {
    font-size: 1.25rem;
    color: var(--text-color-light);
}

.home__social-icon:hover {
    color: var(--first-color);
}

.home__img {
    display: flex;
    justify-content: center;
}

.home__img-photo {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 1.25rem;
    border: 1px solid var(--border-color);
    box-shadow: 0 12px 32px -12px rgba(0,0,0,.18);
}

.home__data {
    grid-column: 1/3;
}

.home__greeting {
    display: block;
    font-size: var(--small-font-size);
    font-weight: var(--font-medium);
    color: var(--first-color);
    margin-bottom: var(--mb-0-25);
}

.home__name {
    font-size: var(--big-font-size);
    line-height: 1.1;
}

.home__title {
    font-size: var(--normal-font-size);
    font-weight: var(--font-medium);
    color: var(--text-color);
    margin: var(--mb-0-75) 0 var(--mb-1-5);
}

.home__title-divider {
    color: var(--first-color);
}

.home__description {
    max-width: 540px;
    margin-bottom: var(--mb-2-5);
}

.home__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.home__scroll {
    display: none;
}

.home__scroll-button {
    color: var(--first-color);
    transition: .3s;
}

.home__scroll-button:hover {
    transform: translateY(.25rem);
}

.home__scroll-mouse {
    font-size: 2rem;
}

.home__scroll-name {
    font-size: var(--small-font-size);
    color: var(--title-color);
    font-weight: var(--font-medium);
    margin-right: var(--mb-0-25);
}

.home__scroll-arrow {
    font-size: 1.25rem;
}

/*==================== BUTTONS ====================*/
.button {
    display: inline-block;
    background-color: var(--first-color);
    color: #fff;
    padding: .9rem 1.4rem;
    border-radius: .5rem;
    font-weight: var(--font-semi-bold);
    font-size: var(--small-font-size);
    border: 1px solid var(--first-color);
    transition: .25s;
}

.button:hover {
    background-color: var(--first-color-alt);
    border-color: var(--first-color-alt);
}

.button__icon {
    font-size: 1.15rem;
    margin-left: var(--mb-0-5);
    transition: .3s;
}

.button--flex {
    display: inline-flex;
    align-items: center;
}

.button--ghost {
    background-color: transparent;
    color: var(--title-color);
    border: 1px solid var(--border-color);
}

.button--ghost:hover {
    background-color: var(--container-color);
    border-color: var(--first-color);
    color: var(--first-color);
}

/*==================== ABOUT ====================*/
.about__container {
    align-items: center;
}

.about__img {
    width: 220px;
    border-radius: 1rem;
    justify-self: center;
    align-self: center;
    border: 1px solid var(--border-color);
}

.about__description {
    margin-bottom: var(--mb-2-5);
}

.about__info {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: var(--mb-2-5);
    padding: 1.25rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.about__info-title {
    font-size: var(--h2-font-size);
    font-weight: var(--font-bold);
    color: var(--first-color);
}

.about__info-name {
    font-size: var(--smaller-font-size);
    color: var(--text-color-light);
}

.about__info-title,
.about__info-name {
    display: block;
}

.about__buttons {
    display: flex;
}

/*==================== EXPERIENCE (timeline) ====================*/
.experience__container {
    max-width: 720px;
}

.experience__data {
    display: grid;
    grid-template-columns: 1.5rem 1fr;
    column-gap: 1.25rem;
}

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

.experience__rounder {
    width: 12px;
    height: 12px;
    min-height: 12px;
    border-radius: 50%;
    background-color: var(--first-color);
    margin-top: .35rem;
}

.experience__line {
    width: 1px;
    flex: 1;
    background-color: var(--border-color);
    margin-top: .35rem;
}

.experience__content {
    padding-bottom: 2.5rem;
}

.experience__data--last .experience__content {
    padding-bottom: 0;
}

.experience__title {
    font-size: var(--h3-font-size);
    margin-bottom: .15rem;
}

.experience__subtitle {
    display: block;
    font-size: var(--small-font-size);
    color: var(--first-color);
    font-weight: var(--font-medium);
    margin-bottom: var(--mb-0-25);
}

.experience__calendar {
    font-size: var(--smaller-font-size);
    color: var(--text-color-light);
    margin-bottom: var(--mb-0-75);
}

.experience__calendar i {
    margin-right: .25rem;
}

.experience__list li {
    position: relative;
    padding-left: 1rem;
    font-size: var(--small-font-size);
    margin-bottom: .4rem;
}

.experience__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .55rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: var(--text-color-light);
}

/*==================== SKILLS ====================*/
.skills__container {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.skills__card {
    background-color: var(--container-color);
    border: 1px solid var(--border-color);
    border-radius: .85rem;
    padding: 1.5rem;
}

.skills__card-header {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: var(--mb-1);
}

.skills__card-icon {
    font-size: 1.5rem;
    color: var(--first-color);
}

.skills__card-title {
    font-size: var(--normal-font-size);
}

.skills__card-list li {
    position: relative;
    padding-left: 1rem;
    font-size: var(--small-font-size);
    margin-bottom: .55rem;
    line-height: 1.4;
}

.skills__card-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .5rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: var(--first-color);
}

.skills__card-list li:last-child {
    margin-bottom: 0;
}

/*==================== EDUCATION ====================*/
.education__container {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.education__card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background-color: var(--container-color);
    border: 1px solid var(--border-color);
    border-radius: .85rem;
    padding: 1.25rem;
}

.education__icon {
    font-size: 1.4rem;
    color: var(--first-color);
    margin-top: .15rem;
}

.education__title {
    font-size: var(--small-font-size);
    font-weight: var(--font-semi-bold);
    margin-bottom: .2rem;
    line-height: 1.3;
}

.education__subtitle {
    display: block;
    font-size: var(--smaller-font-size);
    color: var(--text-color);
}

.education__year {
    display: block;
    font-size: var(--smaller-font-size);
    color: var(--text-color-light);
    margin-top: .15rem;
}

/*==================== CONTACT ====================*/
.contact__container {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.contact__card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: var(--container-color);
    border: 1px solid var(--border-color);
    border-radius: .85rem;
    padding: 1.25rem;
    color: var(--text-color);
    transition: .25s;
}

a.contact__card:hover {
    border-color: var(--first-color);
    transform: translateY(-2px);
}

.contact__card--static {
    cursor: default;
}

.contact__icon {
    font-size: 1.5rem;
    color: var(--first-color);
}

.contact__title {
    font-size: var(--small-font-size);
    margin-bottom: .15rem;
}

.contact__subtitle {
    font-size: var(--smaller-font-size);
    color: var(--text-color-light);
}

/*==================== FOOTER ====================*/
.footer {
    background-color: var(--container-color);
    border-top: 1px solid var(--border-color);
}

.footer__bg {
    padding: 2.5rem 0;
}

.footer__container {
    grid-template-columns: 1fr;
    row-gap: 1.5rem;
}

.footer__title {
    font-size: var(--h3-font-size);
    margin-bottom: .2rem;
}

.footer__subtitle {
    font-size: var(--smaller-font-size);
    color: var(--text-color-light);
}

.footer__links {
    display: flex;
    column-gap: 1.5rem;
}

.footer__link {
    color: var(--text-color);
    font-size: var(--small-font-size);
}

.footer__link:hover {
    color: var(--first-color);
}

.footer__socials {
    display: flex;
    column-gap: 1.25rem;
}

.footer__social {
    font-size: 1.15rem;
    color: var(--text-color-light);
}

.footer__social:hover {
    color: var(--first-color);
}

.footer__copy {
    font-size: var(--smaller-font-size);
    color: var(--text-color-light);
    text-align: center;
    margin-top: 2rem;
}

/*==================== SCROLL UP ====================*/
.scrollup {
    position: fixed;
    right: 1rem;
    bottom: -30%;
    background-color: var(--first-color);
    opacity: .9;
    padding: .45rem;
    border-radius: .35rem;
    z-index: var(--z-tooltip);
    transition: .4s;
}

.scrollup:hover {
    background-color: var(--first-color-alt);
}

.scrollup__icon {
    font-size: 1.25rem;
    color: #fff;
}

.show-scroll {
    bottom: 5rem;
}

/*==================== SCROLL BAR ====================*/
::-webkit-scrollbar {
    width: .6rem;
    background-color: var(--scroll-bar-color);
    border-radius: .5rem;
}

::-webkit-scrollbar-thumb {
    background-color: var(--scroll-thumb-color);
    border-radius: .5rem;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--text-color-light);
}

/*==================== MEDIA QUERIES ====================*/
/* For small devices */
@media screen and (max-width: 350px) {
    .container {
        margin-left: var(--mb-1);
        margin-right: var(--mb-1);
    }

    .nav__menu {
        padding: 2rem .25rem 4rem;
    }

    .nav__list {
        column-gap: 0;
    }

    .home__content {
        grid-template-columns: .25fr 3fr;
    }

    .home__img-photo {
        width: 110px;
        height: 110px;
    }
}

/* For medium devices */
@media screen and (min-width: 568px) {
    .home__content {
        grid-template-columns: max-content 1fr 1fr;
    }

    .home__data {
        grid-column: initial;
    }

    .home__img {
        order: 1;
        justify-self: center;
    }

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

@media screen and (min-width: 768px) {
    .container {
        margin-left: auto;
        margin-right: auto;
    }

    body {
        margin: 0;
    }

    .section {
        padding: 6.5rem 0 2rem;
    }

    .section__subtitle {
        margin-bottom: 4rem;
    }

    .header {
        top: 0;
        bottom: initial;
        border-top: none;
        border-bottom: 1px solid var(--border-color);
    }

    .header,
    .main,
    .footer__bg {
        padding: 0 1rem;
    }

    .nav {
        height: calc(var(--header-height) + .5rem);
        column-gap: 1rem;
    }

    .nav__icon,
    .nav__close,
    .nav__toggle {
        display: none;
    }

    .nav__list {
        display: flex;
        column-gap: 2.25rem;
    }

    .nav__menu {
        margin-left: auto;
    }

    .change-theme {
        margin: 0;
    }

    .home__container {
        row-gap: 5rem;
    }

    .home__content {
        padding-top: 5.5rem;
        column-gap: 2rem;
    }

    .home__img-photo {
        width: 190px;
        height: 190px;
    }

    .home__scroll {
        display: block;
    }

    .home__scroll-button {
        margin-left: 3rem;
    }

    .about__container {
        column-gap: 5rem;
    }

    .about__img {
        width: 320px;
    }

    .footer__container {
        grid-template-columns: 1.2fr 1fr 1fr;
        align-items: center;
    }

    .footer__bg {
        padding: 3rem 0 3.5rem;
    }

    .footer__socials {
        justify-self: flex-end;
    }

    .footer__copy {
        margin-top: 3.5rem;
    }
}

/* For large devices */
@media screen and (min-width: 1024px) {
    .header,
    .main,
    .footer__bg {
        padding: 0;
    }

    .home__social {
        transform: translateX(-3.5rem);
    }
}