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

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

  /*========== Colors ==========*/
  /*Color mode HSL(hue, saturation, lightness)*/
  /*   
        Purple: hsl(250, 66%, 75%)
        Blue: hsl(207, 90%, 72%)
        Pink: hsl(356, 66%, 75%)
        Teal: hsl(174, 63%, 62%)
  */
  --first-hue: 250;
  --sat: 66%;
  --lig: 75%;
  --second-hue: 219;
  --first-color: hsl(var(--first-hue), var(--sat), var(--lig));
  --first-color-alt: hsl(var(--first-hue), var(--sat), 71%); /* -4% */
  --title-color: hsl(var(--second-hue), 15%, 95%);
  --text-color: hsl(var(--second-hue), 8%, 75%);
  --text-color-light: hsl(var(--second-hue), 4%, 55%);
  --body-color: hsl(var(--second-hue), 48%, 8%);
  --container-color: hsl(var(--second-hue), 32%, 12%);

  /*========== Font and typography ==========*/
  /*.5rem = 8px | 1rem = 16px ...*/
  --body-font: "Poppins", sans-serif;
  --biggest-font-size: 1.75rem;
  --h1-font-size: 1.5rem;
  --h2-font-size: 1.25rem;
  --h3-font-size: 1rem;
  --normal-font-size: 0.938rem;
  --small-font-size: 0.813rem;
  --smaller-font-size: 0.75rem;
  --tiny-font-size: 0.625rem;

  /*========== Font weight ==========*/
  --font-medium: 500;
  --font-semibold: 600;

  /*========== z index ==========*/
  --z-tooltip: 10;
  --z-fixed: 100;
  --z-modal: 1000;
}

/* Responsive typography */
@media screen and (min-width: 968px) {
  :root {
    --biggest-font-size: 2.5rem;
    --h1-font-size: 2.25rem;
    --h2-font-size: 1.5rem;
    --h3-font-size: 1.25rem;
    --normal-font-size: 1rem;
    --small-font-size: 0.875rem;
    --smaller-font-size: 0.813rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

body,
button,
input,
textarea {
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
}

body {
  background-color: var(--body-color);
  color: var(--text-color);
  transition: 0.4s; /* for light mode animation */
}

h1,
h2,
h3 {
  color: var(--title-color);
  font-weight: var(--font-semibold);
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
}

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

/*=============== THEME ===============*/
.change__theme {
  font-size: 1.25rem;
  cursor: pointer;
  transition: 0.3s;
}

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

/*========== Variables light theme ==========*/
body.light-theme {
  --title-color: hsl(var(--second-hue), 15%, 15%);
  --text-color: hsl(var(--second-hue), 8%, 35%);
  --body-color: hsl(var(--second-hue), 100%, 99%);
  --container-color: #e9e9e9;
}

/*========== 
    Color changes in some parts of 
    the website, in light theme
==========*/
.light-theme .scroll-header {
  box-shadow: 0 2px 4px hsla(0, 0%, 1%, 0.1);
}

.light-theme .nav__menu {
  background-color: hsla(var(--second-hue), 32%, 90%, 0.8);
}

.light-theme .section__subtitle {
  color: var(--text-color);
}

.light-theme .home__social-link {
  box-shadow: 0 2px 16px hsla(var(--second-hue), 48%, 8%, 0.1);
}

.light-theme .home__social-link::after,
.light-theme .footer__social-link {
  background-color: var(--title-color);
}

.light-theme .home__social-link,
.light-theme .home__scroll,
.light-theme .button,
.light-theme .button:hover,
.light-theme .active-work,
.light-theme .footer__title,
.light-theme .footer__link,
.light-theme .footer__copy {
  color: var(--title-color);
}

.light-theme .about__box {
  box-shadow: 0 2px 16px hsla(var(--second-hue), 48%, 8%, 0.1);
}

.light-theme .button,
.light-theme .skills__content,
.light-theme .services__card,
.light-theme .work__card,
.light-theme .testimonial__card,
.light-theme .contact__card,
.light-theme .contact__form-div {
  box-shadow: 0 2px 16px hsla(var(--second-hue), 48%, 8%, 0.1);
}

.light-theme::-webkit-scrollbar {
  background-color: hsl(var(--second-hue), 8%, 80%);
}
/*=============== REUSABLE CSS CLASSES ===============*/
.container {
  max-width: 968px;
  margin-left: 1rem;
  margin-right: 1rem;
}

.grid {
  display: grid;
  gap: 1.25rem;
}

.main {
  overflow: hidden;
}

.section {
  padding: 4.5rem 0 1rem;
}

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

.section__title {
  font-size: var(--h2-font-size);
  color: var(--first-color);
  margin-bottom: 2rem;
}

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

/*=============== HEADER & NAV===============*/
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  /* height: var(--header-height); */
  background-color: var(--body-color);
  z-index: var(--z-fixed);
  transition: 0.4s;
}

.nav {
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__logo {
  color: var(--first-color);
  font-weight: var(--font-medium);
  transition: 0.4s;
}

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

.nav__menu {
  position: fixed;
  bottom: 1rem;
  background-color: hsla(var(--second-hue), 32%, 16%, 0.8);
  width: 90%;
  border-radius: 4rem;
  padding: 1rem 2.25rem;
  backdrop-filter: blur(10px);
  transition: 0.4s;
}

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

.nav__link {
  color: var(--text-color);
  font-size: 1.25rem;
  padding: 0.4rem;
  font-weight: var(--font-medium);
  text-decoration: none;
  transition: 0.4s;
  display: flex;
  border-radius: 5rem;
}

/* Active link */
.active-link {
  background: linear-gradient(
    180deg,
    hsla(var(--first-hue), var(--sat), var(--lig), 0.5),
    hsla(var(--first-hue), var(--sat), var(--lig), 0.2)
  );
  box-shadow: 0 0 16px hsla(var(--first-hue), var(--sat), var(--lig), 0.4);
  border-radius: 5rem;

  color: var(--title-color);
}

/* Change background header */
.scroll-header {
  box-shadow: 0 4px 4px hsla(0, 0%, 4%, 0.3);
}

/*=============== HOME ===============*/
.home__container {
  position: relative;
  row-gap: 4.5rem;
  padding-top: 2rem;
}

.home__data {
  text-align: center;
}

.home__greeting,
.home__education {
  font-size: var(--small-font-size);
  font-weight: var(--font-medium);
}

.home__greeting {
  display: block;
  color: var(--title-color);
  margin-bottom: 0.25rem;
}

.home__education {
  color: var(--text-color);
  margin-bottom: 2.5rem;
}

.home__name {
  font-size: var(--biggest-font-size);
  color: var(--first-color);
}

.home__img {
  width: 160px;
}

.home__handle {
  justify-self: center;
  width: 190px;
  height: 293px;
  background: linear-gradient(
    180deg,
    hsla(var(--first-hue), var(--sat), var(--lig), 0.5),
    hsla(var(--first-hue), var(--sat), var(--lig), 0.1)
  );

  border-radius: 10rem 10rem 1rem 1rem;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}

.home__button {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

.home__social,
.home__scroll {
  position: absolute;
}

.home__social {
  bottom: 4rem;
  left: 0;
  display: grid;
  row-gap: 0.5rem;
}

.home__social-link {
  width: max-content;
  background-color: var(--container-color);
  color: var(--first-color);
  padding: 0.25rem;
  border-radius: 0.5rem;
  display: flex;
  font-size: 1rem;
  transition: 0.4s;
}

.home__social-link:hover {
  background-color: var(--first-color);
  color: #ffffff;
}

.home__social::after {
  content: "";
  width: 32px;
  height: 1px;
  background-color: var(--first-color);
  transform: rotate(90deg) translate(16px, 4px);
}

.home__scroll {
  color: var(--first-color);
  right: -1.5rem;
  bottom: 4rem;
  display: grid;
  row-gap: 2.25rem;
  justify-items: center;
}

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

.home__scroll-name {
  font-size: var(--smaller-font-size);
  transform: rotate(-90deg);
}

/*=============== BUTTONS ===============*/
.button {
  display: inline-block;
  background-color: var(--first-color);
  color: var(--body-color);
  padding: 0.75rem 1rem;
  border-radius: 0.8rem;
  font-weight: var(--font-medium);
  transition: 0.4s;
}

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

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

/*=============== ABOUT ===============*/
.about__container {
  row-gap: 2.5rem;
}

.about__img {
  width: 220px;
  border-radius: 1.5rem;
  justify-self: center;
}

.about__data {
  text-align: center;
}

.about__info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.about__box {
  background-color: var(--container-color);
  border-radius: 0.75rem;
  padding: 0.75rem 0.5rem;
}

.about__icon {
  font-size: 1.5rem;
  color: var(--first-color);
  margin-bottom: 0.5rem;
}

.about__title {
  font-size: var(--small-font-size);
}

.about__subtitle {
  font-size: var(--tiny-font-size);
}

.about__description {
  margin-bottom: 2rem;
}

/*=============== SKILLS ===============*/
.skills__container {
  row-gap: 2rem;
  padding-top: 1rem;
}

.skills__content {
  background-color: var(--container-color);
  padding: 1.5rem;
  border-radius: 1.25rem;
}

.skills__title {
  font-size: var(--normal-font-size);
  font-weight: var(--font-medium);
  color: var(--first-color);
  text-align: center;
  margin-bottom: 1.5rem;
}

.skills__box {
  display: flex;
  justify-content: center;
  column-gap: 2.5rem;
}

.skills__group {
  display: grid;
  align-content: flex-start;
  row-gap: 1rem;
}

.skills__data {
  display: flex;
  column-gap: 0.5rem;
}

.skills .bxs-badge-check {
  font-size: 1rem;
  color: var(--first-color);
}

.skills__name {
  font-size: var(--normal-font-size);
  font-weight: var(--font-medium);
  line-height: 18px;
}

.skills__level {
  font-size: var(--small-font-size);
}

/*=============== HERO BACKEND DIAGRAM ===============*/
.home__subtitle-tech {
  font-size: var(--small-font-size);
  color: var(--text-color-light);
  font-weight: var(--font-medium);
  margin-top: -1.75rem;
  margin-bottom: 2.25rem;
  font-family: monospace;
}

.home__diagram {
  justify-self: center;
  width: 100%;
  max-width: 420px;
}

.dia__terminal {
  background-color: #0b0f19;
  border: 1px solid #1e293b;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.dia__content {
  padding: 1.5rem;
}

.dia__cloud-box {
  border: 2px dashed rgba(var(--first-hue), var(--sat), var(--lig), 0.3);
  border-radius: 0.75rem;
  padding: 1.5rem 1rem 1rem 1rem;
  position: relative;
}

.dia__cloud-tag {
  position: absolute;
  top: -0.65rem;
  left: 1rem;
  background-color: #0b0f19;
  padding: 0 0.5rem;
  font-size: var(--tiny-font-size);
  font-family: monospace;
  color: var(--first-color);
  font-weight: var(--font-semibold);
  display: flex;
  align-items: center;
  column-gap: 0.25rem;
}

.dia__cloud-tag i {
  font-size: 1rem;
}

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

.dia__node {
  background-color: #1e293b;
  border: 1px solid #334155;
  border-radius: 0.5rem;
  padding: 0.75rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  row-gap: 0.35rem;
  width: 80px;
  box-shadow: 0 0 10px rgba(0,0,0,0.2);
  z-index: 5;
}

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

.node__name {
  font-size: 9px;
  color: var(--text-color-light);
  font-family: monospace;
  text-align: center;
  line-height: 1.1;
}

.dia__connection {
  flex-grow: 1;
  height: 2px;
  background-color: #334155;
  position: relative;
}

.pulse-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--first-color);
  box-shadow: 0 0 10px var(--first-color);
  animation: pulseMove 2.5s infinite linear;
  top: -2px;
}

@keyframes pulseMove {
  0% { left: 0%; opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { left: 100%; opacity: 0; }
}

.dia__split {
  display: flex;
  flex-direction: column;
  row-gap: 1rem;
  position: relative;
}

.dia__split::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 20%;
  height: 60%;
  width: 2px;
  background-color: #334155;
}

.dia__subnode {
  background-color: #1e293b;
  border: 1px solid #334155;
  border-radius: 0.5rem;
  padding: 0.6rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  row-gap: 0.25rem;
  width: 85px;
  box-shadow: 0 0 10px rgba(0,0,0,0.2);
  margin-left: 10px;
}

.dia__subnode i {
  font-size: 1.25rem;
  color: var(--first-color);
}


/*=============== EXPERIENCE ===============*/
.experience__container {
  padding-top: 1rem;
}

.experience__timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.experience__item {
  background-color: var(--container-color);
  padding: 2.25rem 2rem;
  border-radius: 1.25rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.experience__header-block {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
}

.experience__company-group {
  display: flex;
  align-items: center;
  column-gap: 0.75rem;
}

.experience__icon {
  font-size: 1.75rem;
  color: var(--first-color);
}

.experience__company {
  font-size: 1.5rem;
  color: var(--title-color);
}

.experience__meta-info {
  display: flex;
  column-gap: 1.5rem;
  font-size: var(--small-font-size);
  color: var(--text-color-light);
}

.experience__meta-info i {
  color: var(--first-color);
}

.experience__roles {
  display: flex;
  flex-direction: column;
  row-gap: 1.5rem;
}

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

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

.role-marker__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--text-color-light);
  display: inline-block;
  margin-top: 0.35rem;
}

.role-marker__dot.active {
  background-color: var(--first-color);
  box-shadow: 0 0 10px var(--first-color);
}

.role-marker__line {
  width: 2px;
  flex-grow: 1;
  background-color: rgba(255, 255, 255, 0.1);
  margin-top: 0.5rem;
  min-height: 120px;
}

.experience__role-details {
  flex-grow: 1;
}

.experience__role-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.experience__role-title {
  font-size: 1.15rem;
  color: var(--first-color);
}

.experience__role-date {
  font-size: var(--small-font-size);
  color: var(--text-color-light);
}

.experience__promo-badge {
  display: inline-flex;
  align-items: center;
  column-gap: 0.25rem;
  background-color: rgba(250, 66, 75, 0.1);
  color: var(--first-color);
  font-size: var(--tiny-font-size);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  margin-bottom: 0.75rem;
  font-weight: var(--font-semibold);
}

.experience__bullets {
  list-style: disc;
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  row-gap: 0.5rem;
  font-size: var(--normal-font-size);
  color: var(--text-color);
}


/*=============== WORK (PROJECTS SHOWCASE) ===============*/
.projects__container {
  display: flex;
  flex-direction: column;
  row-gap: 4rem;
  padding-top: 1rem;
}

.project__case-study {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  background-color: var(--container-color);
  padding: 2.5rem;
  border-radius: 1.5rem;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.project__content {
  display: flex;
  flex-direction: column;
}

.project__header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
}

.project__category {
  display: block;
  font-size: var(--smaller-font-size);
  color: var(--first-color);
  letter-spacing: 1px;
  font-weight: var(--font-semibold);
  margin-bottom: 0.25rem;
}

.project__title {
  font-size: 1.75rem;
  color: var(--title-color);
  margin-bottom: 0.25rem;
}

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

.project__section-desc {
  font-size: var(--normal-font-size);
  color: var(--text-color);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.project__problem, .project__solution {
  margin-bottom: 0.5rem;
}

.project__metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.project__metric {
  background-color: rgba(255, 255, 255, 0.02);
  padding: 0.75rem;
  border-radius: 0.75rem;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.metric__val {
  display: block;
  font-size: 1.25rem;
  font-weight: var(--font-semibold);
  color: var(--first-color);
  margin-bottom: 0.25rem;
}

.metric__lbl {
  display: block;
  font-size: var(--tiny-font-size);
  color: var(--text-color-light);
  line-height: 1.2;
}

.project__bullets {
  list-style: square;
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  row-gap: 0.5rem;
  font-size: var(--small-font-size);
  color: var(--text-color);
  margin-bottom: 1.75rem;
}

.project__tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.project__tech-tag {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-color);
  font-size: var(--smaller-font-size);
  padding: 0.35rem 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.project__links {
  display: flex;
  column-gap: 1rem;
  flex-wrap: wrap;
  row-gap: 0.5rem;
}

.project__link-btn {
  display: inline-flex;
  align-items: center;
  column-gap: 0.35rem;
  background-color: var(--first-color);
  color: var(--body-color);
  padding: 0.6rem 1.15rem;
  border-radius: 0.5rem;
  font-size: var(--small-font-size);
  font-weight: var(--font-medium);
  transition: 0.3s;
}

.project__link-btn:hover {
  background-color: var(--first-color-alt);
  color: var(--body-color);
}

/*=============== TECHNICAL DIAGRAMS (TERMINALS) ===============*/
.project__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.terminal__window {
  width: 100%;
  background-color: #0b0f19;
  border: 1px solid #1e293b;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.terminal__bar {
  background-color: #111827;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #1e293b;
}

.terminal__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 5px;
  display: inline-block;
}

.terminal__dot.red { background-color: #ef4444; }
.terminal__dot.yellow { background-color: #f59e0b; }
.terminal__dot.green { background-color: #10b981; }

.terminal__title {
  color: #94a3b8;
  font-size: var(--tiny-font-size);
  font-family: monospace;
  margin-left: 0.75rem;
  flex-grow: 1;
}

.terminal__body {
  padding: 2rem 1.5rem;
}

.diagram__flow-horizontal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.diagram__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  row-gap: 0.5rem;
  z-index: 10;
  width: 80px;
}

.diagram__icon-box {
  width: 48px;
  height: 48px;
  background-color: #1e293b;
  border: 1px solid #334155;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--first-color);
  box-shadow: 0 0 15px rgba(var(--first-hue), var(--sat), var(--lig), 0.1);
  transition: 0.3s;
}

.diagram__step:hover .diagram__icon-box {
  color: #ffffff;
  border-color: var(--first-color);
  box-shadow: 0 0 15px var(--first-color);
  transform: translateY(-2px);
}

.diagram__label {
  font-size: 8px;
  color: var(--text-color-light);
  font-family: monospace;
  text-align: center;
  line-height: 1.2;
}

.diagram__connection-arrow {
  position: relative;
  font-size: 1.25rem;
  color: #334155;
  flex-grow: 1;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
}

.flow-dot {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--first-color);
  box-shadow: 0 0 8px var(--first-color);
  animation: travelRight 2s linear infinite;
  left: 0;
}

@keyframes travelRight {
  0% { left: 0%; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { left: 100%; opacity: 0; }
}


/*=============== ADDITIONAL WORK ===============*/
.additional__container {
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  padding-top: 1rem;
}

.additional-work__card {
  background-color: var(--container-color);
  padding: 2rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: 0.3s;
  display: flex;
  flex-direction: column;
}

.additional-work__card:hover {
  transform: translateY(-5px);
  border-color: var(--first-color);
  box-shadow: 0 8px 30px rgba(var(--first-hue), var(--sat), var(--lig), 0.08);
}

.additional-work__card-header {
  display: flex;
  align-items: center;
  column-gap: 0.75rem;
  margin-bottom: 1rem;
}

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

.additional-work__title {
  font-size: 1.2rem;
  color: var(--title-color);
}

.additional-work__description {
  font-size: var(--small-font-size);
  color: var(--text-color);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.additional-work__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.work-tag {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-color-light);
  font-size: var(--tiny-font-size);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

/*=============== CONTACT ===============*/
.contact__container {
  row-gap: 3rem;
  padding-bottom: 3rem;
}

.contact__title {
  text-align: center;
  font-size: var(--h3-font-size);
  margin-bottom: 1.5rem;
}

.contact__info {
  display: grid;
  gap: 1rem;
}

.contact__card {
  background-color: var(--container-color);
  padding: 2rem 1rem;
  border-radius: 0.75rem;
  text-align: center;
}

.contact__card-icon {
  font-size: 2rem;
  color: var(--title-color);
  margin-bottom: 0.25rem;
}

.contact__card-title,
.contact__card-data {
  font-size: var(--small-font-size);
}

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

.contact__card-data {
  display: block;
  margin-bottom: 0.75rem;
}

.contact__button {
  color: var(--first-color);
  font-size: var(--small-font-size);
  display: flex;
  align-items: center;
  justify-content: center;
  column-gap: 0.25rem;
  cursor: pointer;
}

.contact__button:hover .contact__button-icon {
  transform: translateX(0.25rem);
}

.contact__button-icon {
  font-size: 1rem;
  transition: 0.4s;
}

.contact__form-div {
  position: relative;
  margin-bottom: 2rem;
  height: 4rem;
}

.contact__form-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 2px solid var(--text-color-light);
  background: none;
  border-radius: 0.75rem;
  padding: 1.5rem;
  font-size: var(--normal-font-size);
  color: var(--text-color);
  outline: none;
  z-index: 1;
}

.contact__form-tag {
  position: absolute;
  top: -0.75rem;
  left: 1.25rem;
  font-size: var(--smaller-font-size);
  padding: 0.25rem;
  background-color: var(--body-color);
  z-index: 10;
}

.contact__form-area {
  height: 17rem;
}

.contact__form-area textarea {
  resize: none;
}
/*=============== FOOTER ===============*/
.footer {
  background-color: var(--first-color);
}

.footer__container {
  padding: 2rem 0 6rem;
}

.footer__title,
.footer__link {
  color: var(--body-color);
}

.footer__title {
  text-align: center;
  margin-bottom: 2rem;
}

.footer__list {
  display: flex;
  justify-content: center;
  align-items: center;
  column-gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer__social {
  display: flex;
  justify-content: center;
  align-items: center;
  column-gap: 1.25rem;
}

.footer__social-link {
  background-color: var(--body-color);
  color: var(--first-color);
  padding: 0.35rem;
  border-radius: 0.25rem;
  font-size: 1rem;
  display: inline-flex;
}

.footer__copy {
  display: block;
  margin-top: 4.5rem;
  color: var(--container-color);
  text-align: center;
  font-size: var(--smaller-font-size);
  margin-bottom: 2rem;
}

/*=============== SCROLL BAR ===============*/
::-webkit-scrollbar {
  width: 0.5rem;
  border-radius: 0.5rem;
  background-color: var(--container-color);
}

::-webkit-scrollbar-track {
  border-radius: 1.5rem;
}

::-webkit-scrollbar-thumb {
  background-color: var(--first-color);
  border-radius: 0.5rem;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--first-color-alt);
}

/*=============== BREAKPOINTS ===============*/
/* For small devices */
@media screen and (max-width: 320px) {
  .nav__menu {
    padding: 1rem 1.5rem;
  }

  .home__button {
    flex-direction: column;
  }

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

  .skills__box {
    column-gap: 1rem;
  }

  .skills__name {
    font-size: var(--small-font-size);
  }

  .skills__level {
    font-size: var(--smaller-font-size);
  }

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

  .diagram__flow-horizontal {
    flex-direction: column;
    row-gap: 1.25rem;
  }

  .diagram__step {
    width: 100%;
  }

  .diagram__connection-arrow {
    transform: rotate(90deg);
    margin: 0.25rem 0;
    font-size: 1rem;
  }

  .flow-dot {
    animation: travelDown 2s linear infinite;
    top: 0;
    left: calc(50% - 2px);
  }

  @keyframes travelDown {
    0% { top: 0%; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
  }
}

@media screen and (min-width: 576px) {
  .project__metrics-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* For medium devices */
@media screen and (min-width: 630px) {
  .nav__menu {
    width: 380px;
    left: 0;
    right: 0;
    margin: 0 auto;
  }

  .about__info {
    grid-template-columns: repeat(3, 180px);
    justify-content: center;
  }

  .about__description {
    padding: 1rem 5rem;
    width: 600px;
    margin: 0 auto 2rem auto;
  }

  .about__box {
    padding: 1.75rem 0.95rem;
  }

  .skills__container {
    justify-content: center;
  }

  .skills__content {
    padding: 3rem 6rem;
  }

  .skills__title {
    font-size: var(--h3-font-size);
    margin-bottom: 1.5rem;
  }

  .skills__box {
    column-gap: 5.5rem;
  }

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

  .services__container {
    grid-template-columns: repeat(3, 177px);
    justify-content: center;
  }

  .services__modal-content {
    width: 500px;
    padding: 4.5rem 2.5rem 2.5rem;
  }

  .services__modal-description {
    padding: 0 3.5rem;
  }

  .work__container {
    justify-content: center;
    grid-template-columns: repeat(2, max-content);
  }

  .work__img {
    width: 250px;
  }

  .testimonial__container {
    width: 600px;
    margin: auto;
  }

  .contact__container {
    display: grid;
    grid-template-columns: 220px 340px;
    column-gap: 2rem;
    justify-content: center;
  }

  .contact__info {
    grid-template-columns: 200px;
    gap: 1rem;
  }

  .contact__form {
    width: 340px;
  }
}

/* For large devices */
@media screen and (min-width: 992px) {
  .container {
    margin-left: auto;
    margin-right: auto;
  }

  .section {
    padding: 6.5rem 0 1rem;
  }

  .section__title {
    margin-bottom: 3.5rem;
  }

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

  .home__container {
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    column-gap: 4rem;
    padding-top: 5rem;
  }

  .home__data {
    text-align: initial;
  }

  .home__subtitle-tech {
    margin-top: -1.5rem;
    margin-bottom: 2.5rem;
  }

  .home__button {
    justify-content: initial;
  }

  .home__diagram {
    justify-self: end;
    width: 420px;
  }

  .home__social-link {
    padding: 0.4rem;
    font-size: 1.25rem;
  }

  .home__social {
    left: -4rem;
    bottom: 2rem;
  }

  .home__social::after {
    transform: rotate(90deg) translate(16px, -1px);
  }

  .home__scroll {
    right: -4rem;
    bottom: 2rem;
  }

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

  .about__container {
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    column-gap: 4rem;
  }

  .about__img {
    width: 350px;
  }

  .about__data {
    text-align: initial;
  }

  .about__info {
    justify-content: initial;
    gap: 2rem;
  }

  .about__box {
    text-align: center;
    padding: 1rem 1.25rem;
  }

  .about__description {
    padding: 0 4rem 0 0;
    margin-bottom: 2.5rem;
  }

  .skills__container {
    grid-template-columns: repeat(2, 460px);
    column-gap: 3rem;
  }

  .skills__title {
    margin-bottom: 3.5rem;
  }

  .projects__container {
    row-gap: 5rem;
  }

  .project__case-study {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
    padding: 2.5rem;
  }

  .additional__container {
    grid-template-columns: repeat(2, 460px);
    justify-content: center;
    column-gap: 3rem;
  }

  .contact__info {
    grid-template-columns: 430px;
    gap: 1rem;
  }

  .contact__form {
    width: 430px;
  }

  .contact__form-area {
    height: 18rem;
  }

  .contact__container {
    grid-template-columns: repeat(2, 430px);
    column-gap: 6rem;
  }

  .footer__social-link {
    font-size: 1.25rem;
    padding: 0.4rem;
    border-radius: 0.5rem;
  }
}