*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    background-color: black;
    color: #ccc;
    font-family: 'Roboto', sans-serif;
}

/*navbar */
#navbar {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px); 
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-color: #121212;
  padding: 0 30px;
  z-index: 1000;
  width: 100%;
  height: 80px;
  margin: 0;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-bottom: 1px solid;
  transition: all 0.3s ease;
}


body.dark-theme {
    background-color: #f0f0f0;
    
    color:black;

}


#navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  height: 70px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}


.nav-links {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.nav-links li a {
  color:#ffffff;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  padding: 10px 20px;
  border-radius: 12px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}





.nav-links li a:hover::before {
  left: 100%;
}
.menu-toggle {
  display: none;
  background: none;
  color: white;
  font-size: 28px;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: all 0.3s;
}

.menu-toggle:hover {
  background: rgba(0, 0, 0, 0.1);
  transform: scale(1.1);
}

.phone-number a{
  text-decoration: none;
  color: white;
  display: none;

}


.hero-container {
  position: relative;
  padding: 5rem 3rem;
  background-size: cover;
  background-position: center;
  display: flex;
   transition: opacity 0.8s ease-in-out;
  align-items: center;
  justify-content: flex-start;
  border-radius: 12px;
  max-width: 100%;
  height: 100vh;
}


.hero-container.fade-out {
  opacity: 0;
}

.hero-containerfade-in {
  opacity: 1;
}




.hero-text {
  max-width: 900px;
  width: 100%;
  height: 40vh;
  margin-left: 40px;
}

.hero-text h1 {
  font-size: clamp(2.8rem, 4vw, 4rem);
  font-weight: bolder;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
  line-height: 1.2;
  color: #ffffff;
}

.hero-text p{
  font-size: 1.2rem;
  line-height: 1.6;
}
/* Arrows */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;

  font-size: 22px;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
}

.hero-arrow.right {
  right: 30px;
}

.hero-arrow.left {
  right: 100px;
}

.hero-arrow:hover {
  background: #ff7b00;
  border-color: #ff7b00;
}



.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  font-size: 1rem;
  margin-top: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;

  color: #ffffff;
  background-color:#ff7300; /* construction gold */
  border-radius: 6px;
  border: 2px solid transparent;

  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

/* Hover */
.btn-primary:hover {
  background-color: transparent;
  border-color: #cfa44a;
  color: #cfa44a;
  transform: translateY(-2px);
}

/* Active */
.btn-primary:active {
  transform: translateY(0);
}

/* Optional subtle shadow */
.btn-primary {
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

/* Button Styling */
.toggle-btn {
    padding: 12px 24px;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    border-radius: 30px;
    background-color: var(--btn-bg);
    color: var(--btn-text);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.toggle-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}





.cards-container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.card {
  border-radius: 10px;
  padding: 1.1rem;
  max-width: 100%;
  width: 300px;
  background-color: #1a1a1a;
  height: auto;
  box-shadow: 0 8px 14px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease-in-out;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 20px rgba(255, 107, 53, 0.15);
  border-color: #ff6b35;
}

.card h3 {
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 14px;
  color:white;
}
.card img{
  width: 100px;
  height: 100px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.card p {
  font-size: 14px;
  font-weight: normal;
  text-align: center;
  line-height: 1.65;
  color: #ddd;
}


/* ===========================
            ABOUT ME 
   =========================== */
.about-section{
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 50px 20px;
  gap: 40px;
}
.about-text{
  flex: 1;
}
.about-text h2{
  font-size: 32px;
  margin-bottom: 21px;
}
.about-text h3{
  font-size: 20px;
  color: white;
  margin-bottom: 22px;
}
.about-text p{
  font-size: 17px;
  line-height: 1.65;
  margin-bottom: 20px;
}

.about-text a{
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 15px;
}

.social-icons a{
  margin-right: 10px;
  text-decoration: none;
  font-size: 20px;
}
.about-image{
  flex: 1;
  text-align: center;
}

.about-image img{
  width: 100%;
  max-width: 750px;
  border-radius: 8px;
}

.testimonials {
  max-width: 1200px;
  margin: 60px auto;
  padding: 20px;
  text-align: center;
}

.testimonials h2 {
  font-size: 2rem;
  margin-bottom: 40px;
}

.testimonial-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial-card {
  background-color:  #1a1a1a;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 8px 14px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease-in-out;
}

.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 20px rgba(255, 107, 53, 0.15); 
  border-color: #ff6b35;
}
.client-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 15px;
}

.client-name {
  font-size: 1.1rem;
  font-weight: bold;
  color: white;
  margin-bottom: 8px;
}

.stars {
  color: #FFD700;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.testimonial-text {
  font-size: 0.95rem;
  color: #ddd;
  line-height: 1.65;
}

@media (max-width: 768px) {
.testimonial-cards {
grid-template-columns: 1fr;
}
                
}
.section1 {
  padding: 3rem 2rem;
  max-width: 1000px;
  margin: auto;
  overflow: hidden;
}

.section1 h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
}

.section1 p {
  font-size: 1.1rem;
  line-height: 1.6;
  max-width: 130ch;
  font-family: 'Inter', sans-serif;
}
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(285px, 2fr));
  gap: 1.5rem;
  margin-top: 1rem;
  margin-bottom: 3rem;
  padding: 0 1rem;
}

.gallery img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery img:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}


.video-container {
  align-items: flex-start;
  justify-content: center;
  margin-bottom: 18px;
  display: flex;
}




@media (max-width: 768px) {
  .gallery {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) {
  .gallery {
    grid-template-columns: 1fr;
  }
}

.contact-container {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #1e1e1e;
  margin: 50px auto;
  border-radius: 10px;
  overflow: hidden;
  max-width: 900px;
  width: 100%;
  box-shadow: 0 0 15px rgba(0,0,0,0.6);
}

/* Left form */
.contact-form {
  flex: 1;
  padding: 40px;
}

.contact-form h2 {
  margin-bottom: 20px;
  color: #fff;
}

.contact-form input, 
.contact-form textarea {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  background: #2a2a2a;
  border: 1px solid #444;
  border-radius: 5px;
  color: #fff;
  font-size: 14px;
}

.contact-form textarea {
  height: 120px;
  resize: none;
}

.contact-form button {
  background: #ff7b00;
  color: #fff;
  border: none;
  padding: 12px 20px;
  font-size: 14px;
  border-radius: 5px;
  cursor: pointer;
  transition: 0.3s;
}

.contact-form button:hover {
  background: #e66a00;
}

/* Right info */
.contact-info {
  flex: 1;
  background: #181818;
  padding: 40px;
}

.contact-info h3 {
  margin-bottom: 15px;
  color: #fff;
}

.contact-info p {
  margin-bottom: 25px;
  color: #aaa;
  font-size: 14px;
}

.info-item {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.info-item span {
  font-size: 20px;
  margin-right: 15px;
  color: #ff7b00;
}

.info-item a {
  color: #ddd;
  text-decoration: none;
}

.info-item a:hover {
  color: #ff7b00;
}

@media screen and (max-width: 768px) {
.contact-container {
  flex-direction: column;
}

}


.footer {
  background-color: black; 
  color: white; 
  padding: 40px 20px;
}

.footer-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-column {
  flex: 1 1 200px;
  display: flex;
  flex-direction: column;
}

.footer-column h3 {
  font-size: 18px;
  margin-bottom: 15px;
}

.footer-column a {
  text-decoration: none;
  margin-bottom: 10px;
  color: white;
  transition: color 0.3s ease;
}

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

.social-icons a {
  display: block;
  margin-bottom: 10px;
  text-decoration: none;
  transition: color 0.3s ease;
}
.social-icons a:hover {
  color: #ffffff;
}


.footer-logo {
  width: 80px;
  margin-bottom: 10px;
}

.logo-column p {
  font-size: 14px;
}



@media screen and (max-width: 768px) {
  @media (max-width: 768px) {
  
        .menu-toggle {
    display: block;
  }
  .phone-number a{
    display: block;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    gap: 10px; 
    background-color: #121212;
    position: absolute;
    top: 80px; 
    right: 0;
    left: 0; 
    width: 100%; 
    padding: 20px 0; 
    border-radius: 0; 
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  }

  .nav-links.show {
    display: flex;
  }

  .nav-links li a {
    padding: 15px 20px; 
    font-size: 18px;
    width: 100%; 
    display: block;
  }

  .hero-container {
    padding: 3rem 1.5rem;
    height: auto;              /* καλύτερο σε mobile */
    min-height: 100vh;
  }

  .hero-text {
    width: 100%;               /* αντί για 1100px */
    height: auto;
    margin-left: 0;
    height: 40vh;
    margin-top: 3rem;
  }

  .hero-text h1 {
    font-size: 2.5rem;         /* από 4rem */
    line-height: 1.2;
  }

  .hero-text p {
    font-size: 1.1rem;
  }
  .about-section {
  flex-direction: column;
  text-align: center;
}

.about-text {
  text-align: left;
  margin: 0;
  padding: 0;
  order: 2;
  }

.about-image {
  order: 1;
  }

}
}