/* ============= Start Variables ============= */
:root {
  /* Colors */
  --clr-primary: #000000;
  --clr-secondary: #2c4755;
  --clr-text: #6e6969;
  --clr-background: #f6f6f6;
  --clr-card: rgb(29, 29, 29);
  --clr-white: #ffffff;
  
  /* Spacing */
  --space-xs: clamp(0.5rem, 1vw, 0.75rem);
  --space-sm: clamp(0.75rem, 2vw, 1rem);
  --space-md: clamp(1rem, 3vw, 1.25rem);
  --space-lg: clamp(1.5rem, 4vw, 2rem);
  --space-xl: clamp(2rem, 5vw, 3rem);
  
  /* Typography */
  --fs-sm: clamp(0.875rem, 1.5vw, 1rem);
  --fs-base: clamp(1rem, 2vw, 1.25rem);
  --fs-lg: clamp(1.25rem, 2.5vw, 1.5rem);
  --fs-xl: clamp(1.75rem, 4vw, 2.5rem);
  --fs-xxl: clamp(2rem, 8vw, 6.25rem);
  
  /* Layout */
  --container-width: min(90%, 1200px);
  --border-radius: 0.5rem;
  --transition: 300ms ease-in-out;
}

/* ============= Start Global Rules ============= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-xl);
}

body {
  font-family: "Work Sans", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  background-color: var(--clr-primary);
  color: var(--clr-white);
}

.container {
  width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
  color: inherit;
}

/* ============= Start Components ============= */
.special-heading {
  color: var(--clr-white);
  font-size: var(--fs-xxl);
  text-align: center;
  font-weight: 800;
  letter-spacing: -0.1em;
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease-out forwards;
}

.special-heading + p {
  margin-top: -20px;
  font-size: var(--fs-base);
  text-align: center;
  color: var(--clr-white);
  opacity: 0;
  animation: fadeIn 0.6s ease-out 0.3s forwards;
}

/* Animations */
@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

/* Scroll Up Button */
.scroll-up {
  position: fixed;
  z-index: 1000;
  bottom: var(--space-lg);
  right: -3.25rem;
  background-color: var(--clr-white);
  border-radius: 50%;
  transition: var(--transition);
  padding: var(--space-xs);
  opacity: 0;
  transform: translateY(10px);
}

.scroll-up.show {
  right: var(--space-lg);
  opacity: 1;
  transform: translateY(0);
}

.scroll-up:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* ============= Start Header ============= */
header {
  background-color: var(--clr-primary);
  padding: var(--space-md) 0;
}

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

.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  color: var(--clr-white);
  text-decoration: none;
  font-size: 1.1rem;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

.nav-menu a:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.nav-menu a.active {
  background-color: rgba(255, 255, 255, 0.2);
}

@media (max-width: 768px) {
  .header-content {
      flex-direction: column;
      gap: 1rem;
  }
  
  .nav-menu {
      gap: 1rem;
  }
}

.header .logo {
  width: clamp(100px, 15vw, 150px);
  transition: var(--transition);
}

.header .logo:hover {
  transform: scale(1.05);
}

/* ============= Start Services ============= */
.services {
  padding-block: var(--space-xl);
  background-color: var(--clr-primary);
}

.services .services-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.services .services-content .srv {
  background-color: var(--clr-card);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.services .services-content .srv:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.services .services-content .srv .text h3 {
  color: var(--clr-white);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-sm);
}

/* ============= Start Portfolio ============= */
.portfolio {
  padding-block: var(--space-xl);
  background-color: var(--clr-primary);
}

.portfolio .portfolio-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.portfolio .portfolio-content .card {
  background-color: var(--clr-card);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.portfolio .portfolio-content .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.portfolio .portfolio-content .card img {
  aspect-ratio: 16/9;
  object-fit: cover;
}

/* ============= Start About ============= */
.about {
  padding-block: var(--space-xl);
  background-color: var(--clr-primary);
}

.about .about-content {
  margin-top: var(--space-xl);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr));
  gap: var(--space-xl);
  align-items: center;
}

.about .about-content .image {
  border-radius: var(--border-radius);
  overflow: hidden;
  position: relative;
}

.about .about-content .image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.7));
  opacity: 0;
  transition: var(--transition);
}

.about .about-content .image:hover::before {
  opacity: 1;
}

.about .about-content .text {
  color: var(--clr-white);
}

.about .about-content .text h1 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-md);
}

.about .about-content .text p {
  font-size: var(--fs-base);
  margin-bottom: var(--space-lg);
}

/* ============= Start Footer ============= */
.footer {
  padding-block: var(--space-xl);
  background-color: var(--clr-primary);
  margin-top: var(--space-xl);
  text-align: center;
  background-color: rgb(46, 46, 46);
}

.footer .container {
  display: flex;
  justify-content: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  max-width: 600px;
}

.footer-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.footer-contact h3 {
  color: var(--clr-white);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-sm);
}

.footer-contact address {
  font-style: normal;
  text-align: center;
}

.footer-contact p {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  color: var(--clr-white);
}

.footer-contact i {
  color: var(--clr-white);
}

.footer-logo {
  width: 120px;
  margin: 0 auto;
}

/* Responsive Design Improvements */
@media (max-width: 768px) {
  :root {
    --space-xl: clamp(1.5rem, 4vw, 2rem);
  }
  
  .special-heading {
    font-size: var(--fs-xl);
  }
  
  .about .about-content {
    text-align: center;
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --clr-card: rgb(40, 40, 40);
  }
}