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

header {
  display: flex;
  align-items: center;
  color: white;
  height: 87px;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(9px);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  border-bottom: 1px solid #3f393948;
}

.logo {
  margin-left: 50px;
}
.logo h2 {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 24px;
  font-weight: 300;
}

.categories {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 50px;
}

.categories a {
  text-decoration: none;
  color: #ffffff;
  font-size: 14px;
  font-family: "Inter", "Inter Fallback", sans-serif;
}

.home {
  color: rgb(153, 129, 129);
  background-color: #000000;
  /* flex: 1; */
  height: 100vh;
}

.headrest {
  display: flex;
  height: 100%;
  justify-content: space-around;
  align-items: center;
}

.headrest h1 {
  font-weight: 300;
  font-size: 100px;
  color: white;
  font-family: "Inter", "Inter Fallback", sans-serif;
}

.underline {
  text-decoration: underline; /* підкреслення */
  text-decoration-color: #ffffff; /* колір підкреслення, якщо хочеш */
  text-decoration-thickness: 2px; /* товщина лінії */
  text-underline-offset: 25px; /* відступ від тексту */
}

.headrest p {
  font-family: "Inter", "Inter Fallback", sans-serif;
  width: 340px;
  font-size: 17px;
  color: white;
  font-weight: 400;
  line-height: 1.5;
}

.work {
  height: 100vh;
  background-color: rgb(0, 0, 0);
  color: white;
}

.work-text {
  text-align: center;
  padding-top: 40px;
  padding-bottom: 0px;
}

.work-text h1 {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 48px;
  margin-bottom: 16px;
  font-weight: 300;
}

.work-text p {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 16px;
  margin-bottom: 0px;
  font-weight: 400;
  color: oklab(1 0 0 /0.6);
}
.work-blocks {
  display: flex;
  gap: 30px; /* відстань між проектами */
  padding: 50px;
  flex-wrap: wrap; /* щоб на мобільних переходили вниз */
  justify-content: center;
}

.project {
  flex: 1 1 400px; /* адаптивна ширина, мінімум 400px */
  padding: 32px;
  border-radius: 10px;
  min-height: 400px;
  display: block; /* <a> стає блочним */
  text-decoration: none; /* прибрати підкреслення */
  color: inherit; /* текст не синій */
  cursor: pointer;
  transition: box-shadow 0.35s ease, background 0.35s ease;
}
.project:hover {
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.15),
    0 0 40px rgba(255, 255, 255, 0.08);
  outline: 1px solid rgba(255, 255, 255, 0.2);
  outline-offset: -1px;
}

.block1 {
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.9)),
    url("img/gurt.png");

  background-size: cover;
  background-position: center;
}

.block2 {
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.9)),
    url("img/curs.png");

  background-size: cover;
  background-position: center;
}

.project h2 {
  font-size: 2rem;
  margin-bottom: 15px;
}

.project p {
  font-size: 1rem;
  margin-bottom: 20px;
  line-height: 1.5;
}

.tech-tags {
  display: flex;
  gap: 10px;
  margin-top: 20%;
}

.tech-tags span {
  border: 1px solid #ffffff48;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 12px;
}

.project-content {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: oklab(1 0 0 /0.7);
}

.project-content h2 {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 40px;
  font-weight: 300;
}

.project-content p {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 16px;
  font-weight: 400;
  color: oklab(1 0 0 /0.6);
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 16px 36px;
  border-radius: 999px;

  color: #fff;
  font-size: 18px;
  font-weight: 500;
  text-decoration: none;

  border: 1px solid rgba(255, 255, 255, 0.3);
  overflow: hidden;

  background: transparent;
  transition: color 0.3s ease;

  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 14px;
  font-weight: 400;
}

/* світлий фон, який виїжджає */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;

  background: rgba(255, 255, 255, 0.15);
  transform: translateX(-100%);
  transition: transform 0.4s ease;
}

/* hover */
.btn:hover::before {
  transform: translateX(0);
}

.btn span,
.btn {
  z-index: 1;
}

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

.about {
  height: 100vh;
  background-color: rgb(20, 20, 20);
  padding: 100px 80px;
  background: #000;
  color: #fff;
}

.about-title {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 64px;
  font-weight: 300;
}

.about-subtitle {
  font-family: "Inter", "Inter Fallback", sans-serif;
  margin-top: 16px;
  font-size: 18px;
  line-height: 1.6;
  color: oklab(1 0 0 /0.6);
}

.about-journey {
  margin-top: 48px;
  max-width: 48%;
}

.about-journey h3 {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 16px;
}

.about-journey p {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #cfcfcf;
  margin-bottom: 14px;
}

.about-journey p span {
  font-weight: 700;
  color: #ffffff;
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.stat-card {
  width: calc(50% - 12px);
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: oklab(1 0 0/0.02);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.2);
}

.stat-card h4 {
  font-size: 36px;
  font-weight: 300;
  margin-bottom: 8px;
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 56px;
  color: #ffffff;
}

.stat-card p {
  font-size: 13px;
  color: oklab(1 0 0 /0.6);
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 14px;
}

.about-right {
  display: flex;
  gap: 50px;
}

.btn-get {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  position: relative;
  overflow: hidden;

  margin-top: 40px;
  padding: 14px 32px;

  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.5px;

  background: transparent;
  transition: border-color 0.3s ease;

  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 14px;
  font-weight: 300;
}

.btn-get::before {
  content: "";
  position: absolute;
  inset: 0;

  background: rgba(255, 255, 255, 0.12);
  transform: translateX(-100%);
  transition: transform 0.35s ease;
  z-index: 0;
}

.btn-get:hover::before {
  transform: translateX(0);
}

.btn-get:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-get span {
  position: relative;
  z-index: 1;
}

.skills {
  background-color: #000;
  height: 90vh;
  padding: 100px 80px;
}

.skills h2 {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 30px;
  font-weight: 300;
  color: #ffffff;
}

.skills-block {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 1200px;
  width: 100%;
  padding: 20px;
}

.card {
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 28px;
  background: oklab(1 0 0/0.02);
  width: 420px;
  transition: background 0.3s ease, border-color 0.3s ease;
}

.card h3 {
  font-family: "Inter", "Inter Fallback", sans-serif;
  color: oklab(1 0 0/0.9);
  font-size: 18px;
  font-weight: 400;
  margin-bottom: 16px;
}

.card ul {
  list-style: none;
}

.card li {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 14px;

  margin-bottom: 10px;
  color: oklab(1 0 0/0.6);
  position: relative;
  padding-left: 14px;
}

.card li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #6b7280;
}

.card li strong {
  color: #e5e7eb;
}

.card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.2);
}

.contact {
  height: 120vh;
  padding: 0px 80px;
  background: #000000;
  color: #fff;
  text-align: center;
}

.contact-title {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 72px;
  font-weight: 300;
  line-height: 1.1;
}

.contact-card::before {
  content: "";
  position: absolute;
  inset: 0;

  background: rgba(255, 255, 255, 0.12);
  transform: translateX(-100%);
  transition: transform 0.35s ease;
  z-index: 0;
}

.contact-card:hover::before {
  transform: translateX(0);
}

.contact-card:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

.contact-subtitle {
  margin: 24px auto 0;

  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 18px;
  line-height: 1.7;
  color: #b3b3b3;
}

.contact-list {
  margin: 64px auto 0;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;

  padding: 24px 28px;

  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);

  color: #fff;
  text-decoration: none;

  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.contact-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.icon {
  font-size: 18px;
  opacity: 0.7;
}

.label {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 14px;
  color: oklab(1 0 0/0.5);
}

.value {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 18px;
  color: #ffffff;
}

.arrow {
  opacity: 0.5;
}

.contact-footer {
  margin-top: 64px;
  text-align: center;
}

.divider {
  width: 100%;
  width: 894px;
  height: 1px;
  margin: 0 auto 24px;

  background: linear-gradient(
    to right,
    transparent,
    rgba(255, 255, 255, 0.15),
    transparent
  );
}

.contact-note {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 14px;
  color: oklab(1 0 0 /0.5);
}

.footer {
  background: #000;
  color: #e6e6e6;
  padding: 80px 80px 32px;
  font-family: inherit;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* верхня частина */
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 64px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand h3 {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 24px;
  font-weight: 300;
  margin-bottom: 12px;
}

.footer-brand p {
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 14px;
  color: oklab(1 0 0 /0.5);
  max-width: 320px;
  line-height: 1.5;
}

.footer-nav,
.footer-connect {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-family: "Inter", "Inter Fallback", sans-serif;
  color: oklab(1 0 0 /0.6);
  font-size: 14px;
}

.footer-nav span,
.footer-connect span {
  font-size: 14px;
  letter-spacing: 0.12em;
  color: oklab(1 0 0 /0.4);
  margin-bottom: 8px;
}

.footer a {
  text-decoration: none;
  transition: color 0.25s ease;
}

.footer a:hover {
  color: #ffffff;
}

/* нижня частина */
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  font-size: 13px;
  font-family: "Inter", "Inter Fallback", sans-serif;
  color: oklab(1 0 0 /0.4);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 24px;
  font-family: "Inter", "Inter Fallback", sans-serif;
  font-size: 12px;
  font-weight: 400;
}

.footer-links a {
  color: oklab(1 0 0 /0.4);
}

.footer-connect a,
.footer-nav a {
  color: oklab(1 0 0 /0.6);
}