/* AGSR Engineering Pte. Ltd. — Option 1 Industrial Premium Theme */

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

:root {
  /* Industrial Premium Palette */
  --navy: #0D1B2A;
  --steel: #1C3D5A;
  --orange: #F05A28; 
  --orange-dark: #C84519;
  --grey-light: #F8FAFC;
  --grey-mid: #CBD2DC;
  --text-body: #3A4557;
  --text-muted: #6B7A90;
  --white: #FFFFFF;
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text-body); background: var(--grey-light); overflow-x: hidden; padding-bottom: 0; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ─── TOP UTILITY BAR ─── */
.top-bar {
  background: #0a1520; color: #a0aec0; display: flex; justify-content: space-between; align-items: center;
  padding: 8px 2rem; font-size: 0.85rem; font-weight: 500; z-index: 1001; position: relative;
}
.top-bar a { color: #a0aec0; text-decoration: none; margin-right: 20px; transition: 0.3s; }
.top-bar a:hover { color: var(--orange); }
.top-bar .socials a {
  display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px;
  border: 1px solid #a0aec0; border-radius: 2px; margin-right: 0; margin-left: 8px; transition: 0.3s;
}
.top-bar .socials a:hover { color: var(--orange); border-color: var(--orange); transform: translateY(-2px); }
@media (max-width: 768px) { .top-bar { flex-direction: column; gap: 10px; text-align: center; padding: 10px; } .top-bar a { margin-right: 10px; } }

/* ─── NAVBAR ─── */
nav {
  position: sticky; top: 0; left: 0; right: 0; z-index: 1000; background: var(--navy);
  transition: background 0.3s, box-shadow 0.3s; border-bottom: 1px solid rgba(255,255,255,0.05);
}
nav.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.5); }
.nav-inner { max-width: 1280px; margin: 0 auto; padding: 0 2rem; height: 75px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 0.8rem; text-decoration: none; }
.nav-logo-img { height: 45px; width: auto; object-fit: contain; }
.nav-logo-text { font-family: var(--font-display); font-weight: 800; font-size: 1.5rem; color: var(--white); letter-spacing: 0.03em; line-height: 1; }
.nav-logo-text span { display: block; font-size: 0.65rem; font-weight: 400; letter-spacing: 0.12em; color: var(--orange); text-transform: uppercase; margin-top: 2px;}
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { color: rgba(255,255,255,0.85); text-decoration: none; font-size: 0.9rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; transition: color 0.2s; }
.nav-links a:hover { color: var(--orange); }
.nav-cta { background: var(--orange); color: var(--white) !important; padding: 0.6rem 1.4rem; border-radius: 3px; transition: 0.3s; }
.nav-cta:hover { background: var(--orange-dark) !important; }

/* ─── HAMBURGER & MOBILE MENU (FIXED) ─── */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; z-index: 1002;}
.hamburger span { display: block; width: 25px; height: 3px; background: var(--white); transition: all 0.3s; border-radius: 2px;}
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.mobile-menu { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: var(--navy); z-index: 999; padding: 100px 2rem 2rem; flex-direction: column; align-items: center; gap: 2rem; }
.mobile-menu.open { display: flex; animation: fadeIn 0.3s; }
.mobile-menu a { color: var(--white); text-decoration: none; font-family: var(--font-display); font-size: 1.8rem; font-weight: 700; text-transform: uppercase; transition: 0.3s; }
.mobile-menu a:hover { color: var(--orange); }

/* ─── HERO PARALLAX ─── */
#hero {
  min-height: 90vh; position: relative; display: flex; align-items: center; overflow: hidden;
  background-image: url('homepage.png');
  background-size: cover; background-position: center; background-attachment: fixed;
}
.hero-grid-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,27,42,0.95) 0%, rgba(28,61,90,0.8) 100%); }
.hero-inner { max-width: 1280px; margin: 0 auto; padding: 6rem 2rem 4rem; position: relative; z-index: 1; width: 100%; }
.hero-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; align-items: center; gap: 4rem; }

.bizsafe-badge { display: inline-block; background: rgba(255,255,255,0.9); padding: 8px 12px; border-radius: 4px; margin-bottom: 1.5rem; border: 2px solid var(--orange); }
.bizsafe-badge img { height: 40px; object-fit: contain; }
.pulse-anim { animation: floatPulse 3s infinite ease-in-out; }
@keyframes floatPulse { 0% { transform: translateY(0px); } 50% { transform: translateY(-8px); } 100% { transform: translateY(0px); } }

.hero-eyebrow { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--orange); margin-bottom: 1rem; }
.hero-title { font-family: var(--font-display); font-size: clamp(3rem, 6vw, 5.5rem); font-weight: 800; color: var(--white); line-height: 0.95; text-transform: uppercase; margin-bottom: 1.5rem; }
.hero-title em { font-style: normal; color: var(--orange); }
.hero-sub { font-size: 1.05rem; color: rgba(255,255,255,0.8); max-width: 520px; line-height: 1.7; margin-bottom: 2.5rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary { background: var(--orange); color: var(--white); padding: 0.9rem 2rem; border-radius: 3px; font-weight: 700; text-decoration: none; text-transform: uppercase; transition: 0.3s; border: 2px solid var(--orange); display: inline-block;}
.btn-primary:hover { background: var(--orange-dark); border-color: var(--orange-dark); transform: translateY(-2px); color:white;}
.btn-secondary { background: transparent; color: var(--white); padding: 0.9rem 2rem; border-radius: 3px; font-weight: 700; text-decoration: none; text-transform: uppercase; border: 2px solid rgba(255,255,255,0.3); transition: 0.3s; display: inline-block;}
.btn-secondary:hover { border-color: var(--orange); color: var(--orange); }

.hero-right-box { background: rgba(13, 27, 42, 0.7); padding: 2.5rem; border-radius: 4px; backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.1); border-left: 4px solid var(--orange);}
.hero-points { list-style: none; padding: 0; }
.hero-points li { font-size: 1rem; color: rgba(255,255,255,0.9); font-weight: 500; margin-bottom: 1.2rem; padding-left: 1.8rem; position: relative; }
.hero-points li::before { content: ""; position: absolute; left: 0; top: 6px; width: 8px; height: 8px; background: var(--orange); transform: rotate(45deg); }

/* ─── SECTION COMMON ─── */
section { position: relative; }
.section-inner { max-width: 1280px; margin: 0 auto; padding: 5rem 2rem; }
.section-eyebrow { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--orange); margin-bottom: 0.8rem; display: flex; align-items: center; gap: 0.6rem; }
.section-eyebrow::before { content: ''; display: block; width: 24px; height: 2px; background: var(--orange); }
.section-title { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--navy); text-transform: uppercase; line-height: 1.1; }
.section-desc { font-size: 1rem; color: var(--text-muted); line-height: 1.7; margin-top: 0.8rem; max-width: 600px;}
.section-header { margin-bottom: 3rem; }

/* ─── ABOUT ─── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-image-box { width: 100%; aspect-ratio: 4/3; border-radius: 4px; overflow: hidden; position: relative; }
.about-image-box img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.about-image-box:hover img { transform: scale(1.05); }
.about-badge { position: absolute; bottom: 1.5rem; right: 1.5rem; background: var(--orange); color: var(--white); font-family: var(--font-display); font-size: 0.85rem; font-weight: 700; text-transform: uppercase; padding: 1rem 1.4rem; border-radius: 3px; }
.about-badge strong { display: block; font-size: 2.2rem; line-height: 1; }
.about-points { list-style: none; margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.8rem; }
.about-points li { display: flex; align-items: flex-start; gap: 0.7rem; font-size: 1rem; color: var(--text-body); font-weight: 500;}
.about-points li::before { content: ""; flex-shrink: 0; width: 8px; height: 8px; background: var(--orange); border-radius: 1px; margin-top: 6px; transform: rotate(45deg); }

/* ─── SERVICES ─── */
#services { background: var(--white); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: var(--grey-mid); border: 1px solid var(--grey-mid);}
.service-card { background: var(--white); padding: 3rem 2rem; position: relative; transition: 0.3s; cursor: default; }
.service-card::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 3px; background: var(--orange); transition: 0.3s; }
.service-card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0,0,0,0.08); z-index: 2; }
.service-card:hover::after { width: 100%; }
.service-icon { width: 60px; height: 60px; background: rgba(240,90,40,0.1); border: 1px solid rgba(240,90,40,0.2); border-radius: 4px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; color: var(--orange); font-size: 1.5rem; transition: 0.3s;}
.service-card:hover .service-icon { background: var(--orange); color: var(--white); }
.service-card h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; color: var(--navy); text-transform: uppercase; margin-bottom: 0.8rem; }
.service-card p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.6; }

/* ─── PROJECTS & BLOGS ─── */
.projects-tabs { display: flex; gap: 0; border: 1px solid var(--grey-mid); border-radius: 3px; overflow: hidden; width: fit-content; margin-bottom: 2rem;}
.tab-btn { padding: 0.8rem 2rem; font-family: var(--font-display); font-size: 1rem; font-weight: 700; text-transform: uppercase; background: var(--white); border: none; cursor: pointer; color: var(--text-muted); transition: 0.3s; }
.tab-btn.active { background: var(--navy); color: var(--white); }
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.project-card { background: var(--white); border-radius: 4px; overflow: hidden; cursor: pointer; box-shadow: 0 4px 15px rgba(0,0,0,0.05); transition: 0.3s; border: 1px solid rgba(0,0,0,0.05); }
.project-card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0,0,0,0.1); }
.project-thumb { aspect-ratio: 16/10; overflow: hidden; position: relative;}
.project-thumb img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
.project-card:hover .project-thumb img { transform: scale(1.08); }
.project-info { padding: 1.5rem; }
.project-tag { font-size: 0.75rem; font-weight: 700; color: var(--orange); text-transform: uppercase; margin-bottom: 0.5rem; }
.project-info h3 { font-family: var(--font-display); font-size: 1.2rem; font-weight: 800; color: var(--navy); margin-bottom: 0.5rem; line-height: 1.3;}
.project-info p { font-size: 0.9rem; color: var(--text-muted); }

/* ─── TEAM (PORTRAIT STYLE WITH OVERLAP ICONS) ─── */
#team { background: var(--grey-light); }
.team-grid { 
  display: grid; 
  grid-template-columns: repeat(5, 1fr); /* 5 columns desktop-ku */
  gap: 1.5rem; 
  margin-top: 3rem; 
}
.team-card { 
  background: var(--white); 
  border-radius: 4px; 
  overflow: hidden; /* Box-kulla irukka content veliya varama thadukka */
  box-shadow: 0 4px 15px rgba(0,0,0,0.05); 
  cursor: pointer; 
  transition: transform 0.3s, box-shadow 0.3s; 
  display: flex;
  flex-direction: column;
}
/* Hover aagumbothu Border Effect (Reference-la VIPIN card-la irukka mathiri) */
.team-card:hover { 
  transform: translateY(-5px); 
  box-shadow: 0 15px 30px rgba(0,0,0,0.1); 
  box-shadow: 0 0 0 4px var(--orange); /* Gold/Orange outline effect */
}

/* Avatar/Photo Area - Rectangle Portrait Shape */
.team-avatar-wrapper { 
  position: relative; 
  width: 100%; 
  aspect-ratio: 3/4; /* Ithu thaan photo-va neelama (portrait) aakkum */
  background: var(--steel); /* Photo illatha pothu varum default color */
  overflow: visible; /* Icons overlap aaga allow pandrathu */
}
/* Photo iruntha ithe div-kulla <img class="team-img"> nu add pannanum */
.team-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Photo Illatha pothu Text kaata */
.team-avatar-wrapper .team-avatar-text {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: white; font-family: var(--font-display); font-size: 3rem; font-weight: bold;
  opacity: 0.5; /* Konjam light-a kaata */
}

/* Overlapping Icons Background-kum Text-kum naduvula */
.team-social-overlay { 
  position: absolute; 
  bottom: -15px; /* Photo border-a thaandi keela varum */
  left: 50%; 
  transform: translateX(-50%); 
  display: flex; 
  gap: 2px; /* Icons naduvula chinna gap */
  z-index: 10;
}
.team-social-overlay a { 
  width: 30px; 
  height: 30px; 
  display: flex; 
  align-items: center; 
  justify-content: center; 
  background: var(--white); /* White box */
  color: var(--orange); /* Icon color */
  text-decoration: none; 
  font-size: 0.9rem; 
  transition: 0.3s;
}
.team-social-overlay a:hover { 
  color: var(--navy); 
}

/* Text Area */
.team-info {
  padding: 2.5rem 1rem 1.5rem; /* Mela padding extra-va irukku icons-kaga */
  text-align: center;
  background: var(--white);
  flex-grow: 1; /* Content align panna */
}
.team-info h3 { 
  font-family: var(--font-display); 
  font-size: 1.25rem; 
  font-weight: 800;
  color: var(--navy); 
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}
.team-info .team-role { 
  color: var(--orange); 
  font-size: 0.85rem; 
}

/* ─── REVIEWS SLIDER ─── */
.review-slider-container { display: flex; align-items: center; justify-content: center; gap: 2rem; position: relative; max-width: 800px; margin: 0 auto; }
.review-slide { text-align: center; background: var(--white); padding: 3rem; border-radius: 4px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); border-top: 4px solid var(--orange); display: none;}
.review-slide.active { display: block; animation: fadeIn 0.5s; }
.review-logo { margin-bottom: 1.5rem; }
.review-stars { color: #f5af19; font-size: 1.2rem; margin-bottom: 1rem; }
.review-text { font-size: 1.1rem; font-style: italic; color: var(--text-body); line-height: 1.8; margin-bottom: 1.5rem; }
.slider-arrow { background: var(--white); border: 1px solid var(--grey-mid); width: 40px; height: 40px; border-radius: 50%; cursor: pointer; color: var(--navy); transition: 0.3s; display: flex; align-items: center; justify-content: center;}
.slider-arrow:hover { background: var(--orange); color: white; border-color: var(--orange); }

/* ─── CONTACT & FOOTER ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; }
.contact-item-icon { width: 45px; height: 45px; background: rgba(240,90,40,0.1); border-radius: 4px; display: flex; align-items: center; justify-content: center; color: var(--orange); font-size: 1.2rem; flex-shrink: 0; }
.contact-link { text-decoration: none; color: inherit; display: block; margin-bottom: 1.5rem; }
.contact-item { display: flex; gap: 1rem; align-items: center; transition: 0.3s; }
.contact-link:hover .contact-item { transform: translateX(5px); }
.form-group input, .form-group select, .form-group textarea { padding: 0.9rem; border: 1px solid var(--grey-mid); border-radius: 3px; width: 100%; font-family: var(--font-body); }
.form-submit { background: var(--orange); color: white; padding: 1rem; border: none; border-radius: 3px; font-weight: bold; cursor: pointer; width: 100%; font-family: var(--font-display); font-size: 1.1rem; text-transform: uppercase; transition: 0.3s;}
.form-submit:hover { background: var(--orange-dark); }

footer { background: var(--navy); padding: 4rem 2rem 2rem; color: white; margin-bottom: 0; }
.footer-container { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 3rem; }
.footer-col h3 { font-family: var(--font-display); font-size: 1.5rem; margin-bottom: 1.5rem; color: var(--white); text-transform: uppercase; }
.footer-col a { color: rgba(255,255,255,0.7); text-decoration: none; display: block; margin-bottom: 0.8rem; transition: 0.3s; }
.footer-col a:hover { color: var(--orange); }
.footer-col i { color: var(--orange); margin-right: 10px; width: 15px;}
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); margin-top: 3rem; padding-top: 1.5rem; display: flex; justify-content: space-between; color: rgba(255,255,255,0.5); font-size: 0.9rem; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 35px; height: 35px; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,0.2); border-radius: 2px; }

/* ─── 3D WORKER SCROLL FAB ─── */
.scroll-fab { position: fixed; bottom: 30px; right: 30px; z-index: 999; cursor: pointer; display: flex; flex-direction: column; align-items: center; }
.fab-icon-wrapper { width: 60px; height: 60px; background: linear-gradient(135deg, #FFB75E 0%, #ED8F03 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 20px rgba(237, 143, 3, 0.4); color: var(--navy); transition: 0.3s; border: 3px solid white; }
.fab-icon-wrapper:hover { transform: translateY(-5px); box-shadow: 0 12px 25px rgba(237, 143, 3, 0.6); }
.fab-tooltip { background: var(--navy); color: white; padding: 4px 10px; border-radius: 4px; font-size: 0.75rem; margin-top: 8px; opacity: 0; pointer-events: none; transition: 0.3s; font-weight: 600; white-space: nowrap;}
.scroll-fab:hover .fab-tooltip { opacity: 1; }

/* Lightbox Modal */
.lightbox { display: none; position: fixed; inset: 0; background: rgba(13, 27, 42, 0.95); z-index: 9999; align-items: center; justify-content: center; }
.lightbox.open { display: flex; animation: fadeIn 0.3s; }
.lightbox-content { background: var(--white); border-radius: 4px; max-width: 500px; width: 90%; padding: 3rem; position: relative; border-top: 4px solid var(--orange); animation: scaleIn 0.3s;}
.lightbox-close { position: absolute; top: 1rem; right: 1rem; font-size: 1.5rem; background: none; border: none; cursor: pointer; color: var(--text-muted); transition: 0.3s;}
.lightbox-close:hover { color: var(--orange); }
.lightbox-tag { font-size: 0.75rem; font-weight: 700; color: var(--orange); text-transform: uppercase; margin-bottom: 0.5rem; }
.lightbox-title { font-family: var(--font-display); font-size: 1.8rem; color: var(--navy); margin-bottom: 1rem; text-transform: uppercase;}

/* ─── ANIMATIONS & RESPONSIVE ─── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn { from { transform: scale(0.9); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.fade-up { opacity: 0; transform: translateY(30px); transition: 0.6s ease; }
.fade-up.visible { opacity: 1; transform: none; }

@media(max-width: 992px){
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-actions { justify-content: center; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .services-grid, .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-container { grid-template-columns: 1fr 1fr; }
}
@media(max-width: 768px){
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .bizsafe-badge { margin: 0 auto 1.5rem; display: block; width: fit-content; }
  .services-grid, .projects-grid, .team-grid { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr; text-align: center; }
  .footer-bottom { flex-direction: column; gap: 10px; }
  .scroll-fab { bottom: 20px; right: 20px; }
  .top-bar { display: none; /* Hide top bar on mobile */ }
}