header {
  background: #111111;
  position: sticky;
  top: 0;
  z-index: 1000; }

.navbar {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px; }

.logo {
  color: #ffffff;
  text-decoration: none;
  font-size: 24px;
  font-weight: 700; }

.nav-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  padding: 0;
  margin: 0; }
  .nav-links li a {
    color: #ffffff;
    text-decoration: none;
    font-size: 15px;
    transition: 0.3s; }
    .nav-links li a:hover {
      color: #aaaaaa; }

@media (min-width: 768px) {
  .navbar {
    flex-direction: row;
    justify-content: space-between; }
  .nav-links {
    gap: 30px; } }

footer {
  background: #111111;
  color: #ffffff;
  text-align: center;
  padding: 30px 20px; }
  footer p {
    margin: 0;
    font-size: 14px; }

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

html {
  scroll-behavior: smooth; }

body {
  font-family: Arial, Helvetica, sans-serif;
  color: #111111;
  background: #ffffff;
  line-height: 1.6; }

section {
  padding: 80px 20px; }

.small-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 15px; }

h1,
h2,
h3 {
  line-height: 1.2; }

h1 {
  font-size: 42px;
  margin-bottom: 25px; }

h2 {
  font-size: 34px;
  margin-bottom: 20px; }

h3 {
  font-size: 22px;
  margin-bottom: 15px; }

p {
  color: #666666; }

.button {
  display: inline-block;
  margin-top: 25px;
  padding: 14px 28px;
  background: #111111;
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  transition: 0.3s; }
  .button:hover {
    background: #444444; }

/* HERO */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: #f5f5f5; }

.hero-content {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto; }
  .hero-content p:not(.small-title) {
    max-width: 600px;
    font-size: 18px; }

/* ABOUT */
.about {
  background: #ffffff; }

.section-content {
  width: 100%;
  max-width: 900px;
  margin: 0 auto; }

/* SERVICES */
.services {
  background: #f5f5f5;
  text-align: center; }

.service-grid {
  width: 100%;
  max-width: 1100px;
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 25px; }

.service-card {
  background: #ffffff;
  padding: 35px 25px;
  text-align: left;
  border: 1px solid #dddddd; }

/* PROJECT */
.projects {
  background: #ffffff; }

.project-box {
  margin-top: 30px;
  padding: 50px 25px;
  background: #111111;
  color: #ffffff; }
  .project-box h3 {
    color: #ffffff; }
  .project-box p {
    color: #cccccc; }

/* CONTACT */
.contact {
  background: #f5f5f5;
  text-align: center; }

.contact p:not(.small-title) {
  max-width: 600px;
  margin: 0 auto; }

/* DESKTOP */
@media (min-width: 768px) {
  section {
    padding: 100px 40px; }
  h1 {
    font-size: 64px;
    max-width: 850px; }
  h2 {
    font-size: 44px; }
  .service-grid {
    grid-template-columns: repeat(3, 1fr); }
  .service-card {
    min-height: 220px; } }

@media (min-width: 1100px) {
  section {
    padding-left: 60px;
    padding-right: 60px; }
  .hero-content {
    padding: 40px; } }