/* =================================
   RESET & VARIABEL WARNA
   ================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Offset for fixed navbar */
}
body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  background-color: #f8fafc; /* light-gray */
  color: #334155; /* gray-dark */
  overflow-x: hidden;
}
:root {
  --primary-blue: #1e3a8a;
  --secondary-blue: #3b82f6;
  --light-blue: #dbeafe;
  --dark-blue: #1e293b;
  --white: #ffffff;
  --gray-light: #f8fafc;
  --gray-medium: #e2e8f0;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05),
    0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08),
    0 4px 6px -2px rgba(0, 0, 0, 0.04);
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
a {
  text-decoration: none;
  color: inherit;
}
img {
  max-width: 100%;
  height: auto;
}

/* =================================
     TIPOGRAFI & TOMBOL
     ================================= */
.section-tag {
  display: inline-block;
  background: var(--light-blue);
  color: var(--primary-blue);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 24px;
}
.text-highlight {
  color: var(--secondary-blue);
}
.btn-primary,
.btn-secondary {
  padding: 14px 28px;
  border: 2px solid transparent;
  border-radius: 8px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-block;
}
.btn-primary {
  background: var(--secondary-blue);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}
.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--gray-medium);
}
.btn-secondary:hover {
  background: var(--dark-blue);
  color: var(--white);
  border-color: var(--dark-blue);
  transform: translateY(-2px);
}

/* =================================
     NAVIGASI
     ================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 15px 0;
  transition: all 0.4s ease;
  background: transparent;
  color: white;
}
.navbar.scrolled {
  color: #1e293b;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  padding: 10px 0;
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 24px;
  /* color: var(--dark-blue); */
}
.logo-img {
  height: 45px;
  transition: height 0.3s ease;
}
.navbar.scrolled .logo-img {
  height: 40px;
}
.nav-menu {
  display: flex;
  list-style: none;
  gap: 1rem;
  align-items: center;
}
.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: 10px 16px;
  border-radius: 6px;
  transition: color 0.2s ease, background-color 0.2s ease;
}
.nav-link:hover {
  color: var(--primary-blue);
  background-color: var(--light-blue);
}
.nav-link.active {
  color: var(--secondary-blue);
  font-weight: 600;
}
.nav-cta-mobile {
  display: none;
}
.hamburger {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  z-index: 1001;
}

/* =================================
     HERO SECTION
     ================================= */
.hero {
  min-height: 95vh;
  height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px 80px;
  position: relative;
  overflow: hidden;
  background: url("image/hero.jpg") no-repeat top center/cover;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    0deg,
    rgba(30, 41, 59, 0.9) 0%,
    rgba(30, 41, 59, 0.7) 100%
  );
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  max-width: 850px;
  animation: fadeInUp 1s ease-out;
}
.hero-badge {
  background: rgba(59, 130, 246, 0.2);
  color: var(--white);
  border: 1px solid rgba(59, 130, 246, 0.5);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 20px;
}
.hero-title .text-highlight {
  color: #93c5fd;
}
.hero-description {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
}
.hero-buttons .btn-secondary {
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--white);
}
.hero-buttons .btn-secondary:hover {
  background: var(--white);
  color: var(--primary-blue);
}

/* =================================
     ABOUT SECTION
     ================================= */
.about {
  padding: 100px 0;
  background: var(--white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.mission-list {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
}
.mission-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--text-secondary);
}
.mission-list i {
  color: var(--secondary-blue);
  font-size: 1.2rem;
  margin-top: 4px;
}
.about-visual {
  position: relative;
  height: 500px;
}
.about-image {
  height: 100%;
  background: url(image/gambar6.jpg) center/cover;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}
.floating-card {
  position: absolute;
  bottom: 24px;
  left: -32px;
  background: var(--white);
  padding: 20px 24px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 16px;
}
.floating-card i {
  font-size: 28px;
  color: var(--secondary-blue);
}
.floating-card-text strong {
  display: block;
  font-size: 1.1rem;
  color: var(--text-primary);
}
.floating-card-text span {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* =================================
     SERVICES & FABRICATION SECTION
     ================================= */
.services {
  padding: 100px 0;
  background: var(--gray-light);
}
.section-header,
.subsection-header {
  text-align: center;
  margin-bottom: 60px;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}
.service-card {
  background: var(--white);
  padding: 40px 32px;
  border-radius: 12px;
  transition: all 0.3s ease;
  border: 1px solid var(--gray-medium);
  text-align: center;
}
.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--secondary-blue);
  box-shadow: var(--shadow-md);
}
.service-icon {
  width: 60px;
  height: 60px;
  background: var(--secondary-blue);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 24px;
}
.service-title {
  font-size: 22px;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.service-description {
  color: var(--text-secondary);
}

.subsection-header {
  margin-top: 80px;
  margin-bottom: 40px;
}
.subsection-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-primary);
}
.fabrication-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}
.fab-card {
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  border: 1px solid var(--gray-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
  transition: all 0.3s ease;
}
.fab-card:hover {
  transform: translateY(-5px);
  color: var(--secondary-blue);
  border-color: var(--light-blue);
  box-shadow: var(--shadow-sm);
}
.fab-card i {
  font-size: 2.5rem;
  color: var(--secondary-blue);
  transition: color 0.3s ease;
}
.fab-card:hover i {
  color: var(--primary-blue);
}
.fab-card p {
  font-weight: 500;
  color: var(--text-secondary);
}
.fab-card:hover p {
  color: var(--text-primary);
}

.iso {
  display: flex;
  position: relative;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: auto;
  /* max-height: 200px; */
}
.iso img {
  width: 50%;
  height: auto;
}
/* =================================
     PROJECTS SECTION (VIDEO GALLERY)
     ================================= */
#galtag {
  color: var(--white);
}
.projects {
  padding: 100px 0;
  background: var(--dark-blue);
}
.projects .section-description {
  max-width: 600px;
  margin: -10px auto 0;
  color: var(--text-secondary);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 32px;
}
.project-card {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease;
  cursor: pointer;
}
.project-card:hover {
  transform: translateY(-8px);
}
.project-image {
  height: 250px;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("image/thumb.png");
}
/* Placeholder images */
.project-image.img2 {
  background-image: url("image/thumb2.jpg");
}
.project-image.img3 {
  background-image: url("image/thumb3.jpg");
}
.project-image.img4 {
  background-image: url("image/thumb4.jpg");
}
.project-image.img5 {
  background-image: url("image/thumb5.jpg");
}
.project-image.img6 {
  background-image: url("image/thumb6.jpg");
}
.project-image.img7 {
  background-image: url("image/thumb7.jpg");
}

.project-image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 1;
  transition: opacity 0.3s ease;
}
.project-card:hover .project-image::before {
  opacity: 0.7;
}
.video-play-button {
  width: 60px;
  height: 60px;
  font-size: 1.5rem;
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--secondary-blue);
  border-radius: 50%;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 2;
}
.project-card:hover .video-play-button {
  transform: scale(1.1);
  background-color: var(--white);
}
.project-info {
  background: var(--white);
  padding: 20px;
}
.project-title {
  font-size: 1.25rem;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.project-category {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* =================================
     CONTACT SECTION
     ================================= */
.contact {
  padding: 100px 0;
  background-color: var(--gray-light);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 50px;
  align-items: flex-start;
}
.contact-form-container {
  background: var(--white);
  padding: 40px;
  border-radius: 12px;
  border: 1px solid var(--gray-medium);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px;
  border: 1px solid var(--gray-medium);
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.2s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--secondary-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}
.form-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.info-card {
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  border: 1px solid var(--gray-medium);
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.info-icon {
  font-size: 1.5rem;
  color: var(--secondary-blue);
  margin-top: 5px;
}
.info-text h4 {
  margin-bottom: 4px;
  color: var(--text-primary);
}
.info-text p {
  color: var(--text-secondary);
  line-height: 1.5;
}

/* =================================
     FOOTER
     ================================= */
.footer {
  background: var(--dark-blue);
  color: var(--white);
  padding: 60px 0 30px;
}
.footer-content {
  text-align: center;
  margin-bottom: 40px;
}
.footer-logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}
.logo-img-footer {
  height: 50px;
}
.logo-img-iso {
  height: 60px;
  border: 1px solid white;
  /* background: white; */
  /* padding: 5px; */
  border-radius: 8px;
}
.footer-text {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 550px;
  margin: 0 auto 24px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  text-align: center;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

/* =================================
     UTILITIES (WA Button, Animations)
     ================================= */
.wa-float {
  position: fixed;
  width: 56px;
  height: 56px;
  bottom: 24px;
  right: 24px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  z-index: 1200;
  transition: all 0.2s;
}
.wa-float:hover {
  transform: scale(1.1);
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =================================
     RESPONSIVE DESIGN
     ================================= */
@media (max-width: 992px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-visual {
    margin-top: 40px;
    height: 400px;
  }
  .floating-card {
    left: 24px;
  }
  .contact-info {
    order: -1;
  }
}

@media (max-width: 768px) {
  .iso img {
    width: 100%;
    height: auto;
  }
  .hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
  }
  .bar {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    border-radius: 2px;
    transition: all 0.3s ease;
  }
  .bar.scrolled {
    background-color: #1e293b;
  }
  .nav-menu-wrapper {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--white);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    transition: right 0.4s ease-in-out;
    padding-top: 100px;
  }
  .nav-menu-wrapper.active {
    right: 0;
  }
  .nav-menu {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
  }
  .nav-menu li {
    display: block;
    width: 100%;
  }
  .nav-link {
    display: block;
    width: 100%;
    padding: 15px;
    font-size: 18px;
  }
  .nav-cta-desktop {
    display: none;
  }
  .nav-cta-mobile {
    display: block;
    margin-top: 20px;
    background: var(--secondary-blue);
    color: var(--white);
    text-align: center;
  }
  .hero-buttons {
    flex-direction: column;
    width: 90%;
    max-width: 350px;
    margin: 0 auto;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}