/* ===========================
   O&M PROFESSIONALS - STYLES
   Edit freely to customize!
=========================== */

:root {
  --bg:       #0a0a0b;
  --bg2:      #111114;
  --bg3:      #16161a;
  --bg4:      #1c1c22;
  --accent:   #c8a84b;
  --accent2:  #e8c86a;
  --text:     #f0ede8;
  --muted:    #7a7875;
  --border:   rgba(200, 168, 75, 0.15);
  --radius:   4px;
  --shadow:   0 8px 40px rgba(0,0,0,0.5);
  --trans:    all 0.3s ease;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  line-height: 1.65;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 5vw; }
.gold { color: var(--accent); }

.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  letter-spacing: 0.04em;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.section-title span { color: var(--accent); }
.section-subtitle { color: var(--muted); max-width: 560px; font-size: 1rem; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-header .section-subtitle { margin: 0 auto; }
.body-text { color: #b8b4ae; margin-bottom: 1rem; }

/* BUTTONS */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: #0a0a0b;
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1.8rem;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--trans);
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(200,168,75,0.3); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1.8rem;
  border: 1px solid rgba(240,237,232,0.3);
  border-radius: var(--radius);
  color: var(--text);
  background: transparent;
  transition: var(--trans);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ======================== NAV ======================== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  padding: 0 5vw;
  background: rgba(10,10,11,0.95);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--accent); border-bottom-color: var(--accent); }
.nav-cta {
  background: var(--accent) !important;
  color: #0a0a0b !important;
  padding: 0.5rem 1.3rem !important;
  border-radius: var(--radius) !important;
  font-weight: 700 !important;
  border-bottom: none !important;
}
.nav-cta:hover { background: var(--accent2) !important; }
.nav-cta.active { background: var(--accent2) !important; border-bottom: none !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); transition: var(--trans); border-radius: 2px; }

/* ======================== PAGE HERO (inner pages) ======================== */
.page-hero {
  padding: 7rem 0 4rem;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,168,75,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,168,75,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.page-hero-inner { position: relative; }
.page-hero h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3rem, 6vw, 5rem);
  letter-spacing: 0.05em;
  line-height: 1;
  margin-bottom: 0.75rem;
}
.page-hero h1 span { color: var(--accent); }
.page-hero p { color: var(--muted); font-size: 1.05rem; max-width: 500px; }

/* ======================== SLIDER (home) ======================== */
.slider { position: relative; width: 100%; height: 100vh; min-height: 600px; overflow: hidden; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity 0.9s ease; }
.slide.active { opacity: 1; z-index: 1; }
.slide-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  background-color: #1a1a22;
  transform: scale(1.04);
  transition: transform 6s ease;
}
.slide.active .slide-bg { transform: scale(1); }
.slide-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(10,10,11,0.88) 0%, rgba(10,10,11,0.5) 60%, rgba(10,10,11,0.2) 100%);
}
.slide-overlay::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(200,168,75,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,168,75,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.slide-content {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 5vw; padding-top: 68px; max-width: 780px;
}
.slide-eyebrow {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 1rem;
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.6s 0.3s ease, transform 0.6s 0.3s ease;
}
.slide.active .slide-eyebrow { opacity: 1; transform: translateY(0); }
.slide-content h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3rem, 7vw, 6rem);
  letter-spacing: 0.04em; line-height: 1.05; margin-bottom: 1.2rem;
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.7s 0.5s ease, transform 0.7s 0.5s ease;
}
.slide.active .slide-content h1 { opacity: 1; transform: translateY(0); }
.slide-content h1 span { color: var(--accent); }
.slide-sub {
  font-size: 1rem; color: rgba(240,237,232,0.75);
  max-width: 480px; margin-bottom: 2rem;
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.6s 0.7s ease, transform 0.6s 0.7s ease;
}
.slide.active .slide-sub { opacity: 1; transform: translateY(0); }
.slide-btns {
  display: flex; gap: 1rem; flex-wrap: wrap;
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.6s 0.9s ease, transform 0.6s 0.9s ease;
}
.slide.active .slide-btns { opacity: 1; transform: translateY(0); }
.slider-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 10; background: rgba(200,168,75,0.15);
  border: 1px solid var(--border); color: var(--text);
  width: 48px; height: 48px; border-radius: 50%;
  font-size: 1.2rem; cursor: pointer; transition: var(--trans);
  display: flex; align-items: center; justify-content: center;
}
.slider-arrow:hover { background: var(--accent); color: #0a0a0b; }
.slider-arrow.prev { left: 2rem; }
.slider-arrow.next { right: 2rem; }
.slider-dots {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 10; display: flex; gap: 0.6rem;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(240,237,232,0.3); border: none; cursor: pointer;
  transition: var(--trans); padding: 0;
}
.dot.active { background: var(--accent); transform: scale(1.3); }

/* ======================== ABOUT PAGE ======================== */
.about-section { padding: 6rem 0; background: var(--bg); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about-img-col { position: relative; }
.about-img-box {
  aspect-ratio: 4/5; border-radius: var(--radius);
  overflow: hidden; background: var(--bg3); position: relative;
}
.about-img-box img { width: 100%; height: 100%; object-fit: cover; }
.about-img-placeholder {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center; background: var(--bg3);
}
.about-img-placeholder svg { width: 40%; opacity: 0.6; }
.about-badge {
  position: absolute; bottom: -1.5rem; right: -1.5rem;
  background: var(--accent); color: #0a0a0b;
  padding: 1.2rem 1.5rem; border-radius: var(--radius);
  text-align: center; box-shadow: var(--shadow);
}
.badge-num { display: block; font-family: 'Bebas Neue', sans-serif; font-size: 2.4rem; line-height: 1; }
.badge-text { display: block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; }
.about-stats {
  display: flex; gap: 2rem; margin: 2rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.stat { text-align: center; flex: 1; }
.stat-num { display: block; font-family: 'Bebas Neue', sans-serif; font-size: 2.2rem; color: var(--accent); letter-spacing: 0.05em; }
.stat-label { font-size: 0.78rem; color: var(--muted); letter-spacing: 0.05em; }

/* ======================== SERVICES ======================== */
.services-section { padding: 6rem 0; background: var(--bg); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2.5rem 2rem;
  transition: var(--trans); position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 3px; background: var(--accent); transition: width 0.4s ease;
}
.service-card:hover::before { width: 100%; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(200,168,75,0.3); }
.service-card.featured { background: var(--bg4); border-color: rgba(200,168,75,0.4); }
.service-card.featured::after {
  content: 'Core Service'; position: absolute; top: 1rem; right: 1rem;
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  background: rgba(200,168,75,0.15); color: var(--accent); padding: 0.25rem 0.6rem; border-radius: 2px;
}
.service-icon {
  width: 52px; height: 52px; background: rgba(200,168,75,0.1);
  border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem; color: var(--accent);
}
.service-icon svg { width: 28px; height: 28px; }
.service-card h3 { font-family: 'Bebas Neue', sans-serif; font-size: 1.6rem; letter-spacing: 0.05em; margin-bottom: 0.75rem; }
.service-card p { color: var(--muted); font-size: 0.9rem; margin-bottom: 1.2rem; }
.service-list { list-style: none; display: flex; flex-direction: column; gap: 0.4rem; }
.service-list li { font-size: 0.85rem; color: #a8a49e; padding-left: 1.1rem; position: relative; }
.service-list li::before { content: '—'; position: absolute; left: 0; color: var(--accent); font-size: 0.7rem; top: 0.2rem; }

/* ======================== PROJECTS ======================== */
.projects-section { padding: 6rem 0; background: var(--bg); }
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.project-card { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--trans); }
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.project-img { aspect-ratio: 16/9; background: var(--bg4); position: relative; overflow: hidden; }
.project-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-img img { transform: scale(1.06); }
.project-num {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: 'Bebas Neue', sans-serif; font-size: 3.5rem; color: rgba(200,168,75,0.25); letter-spacing: 0.1em;
}
.project-info { padding: 1.5rem; }
.project-tag {
  display: inline-block; font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent);
  background: rgba(200,168,75,0.1); padding: 0.25rem 0.6rem; border-radius: 2px; margin-bottom: 0.75rem;
}
.project-info h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; line-height: 1.35; }
.project-info p { font-size: 0.85rem; color: var(--muted); }

/* ======================== CONTACT ======================== */
.contact-section { padding: 6rem 0; background: var(--bg); }
.contact-wrap { display: grid; grid-template-columns: 1fr 1.8fr; gap: 4rem; align-items: start; }
.contact-info h3 { font-family: 'Bebas Neue', sans-serif; font-size: 2rem; letter-spacing: 0.05em; margin-bottom: 1rem; }
.contact-info > p { color: var(--muted); margin-bottom: 2rem; }
.contact-detail { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1.5rem; }
.contact-icon {
  width: 42px; height: 42px; min-width: 42px;
  background: rgba(200,168,75,0.1); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center; color: var(--accent);
}
.contact-icon svg { width: 20px; height: 20px; }
.contact-label { display: block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.15rem; }
.contact-value { font-size: 0.9rem; color: var(--text); }

.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: #a8a49e; }
.req { color: var(--accent); }
.file-hint { font-size: 0.72rem; text-transform: none; letter-spacing: 0; font-weight: 400; color: var(--muted); }
.form-group input, .form-group textarea {
  background: var(--bg3); border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius); padding: 0.85rem 1rem;
  color: var(--text); font-family: 'Outfit', sans-serif; font-size: 0.95rem;
  font-weight: 300; outline: none; transition: border-color 0.2s; width: 100%;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 130px; }

.file-drop {
  position: relative; background: var(--bg3);
  border: 1px dashed rgba(200,168,75,0.3); border-radius: var(--radius);
  transition: var(--trans); cursor: pointer;
}
.file-drop:hover, .file-drop.dragover { border-color: var(--accent); background: rgba(200,168,75,0.04); }
.file-drop input[type="file"] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer;
  width: 100%; height: 100%; border: none; padding: 0; background: none;
}
.file-drop-ui { padding: 2rem; text-align: center; pointer-events: none; }
.file-drop-ui svg { width: 32px; height: 32px; color: var(--accent); margin: 0 auto 0.75rem; }
.file-drop-ui p { font-size: 0.9rem; color: var(--muted); }
.browse-link { color: var(--accent); text-decoration: underline; }
.file-types { font-size: 0.78rem; margin-top: 0.3rem; color: #5a5754; }
.file-list { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.6rem; }
.file-item { display: flex; align-items: center; justify-content: space-between; background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.5rem 0.8rem; font-size: 0.82rem; }
.file-item-name { color: var(--text); }
.file-item-size { color: var(--muted); font-size: 0.75rem; margin-left: 0.5rem; }
.file-remove { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 1.1rem; line-height: 1; transition: color 0.2s; margin-left: auto; }
.file-remove:hover { color: #e06060; }

.btn-submit { align-self: flex-start; margin-top: 0.5rem; }
.btn-submit svg { width: 16px; height: 16px; }
.form-success {
  display: none; align-items: center; gap: 0.6rem;
  background: rgba(72,199,116,0.1); border: 1px solid rgba(72,199,116,0.3);
  color: #48c774; padding: 0.9rem 1.2rem; border-radius: var(--radius); font-size: 0.9rem;
}
.form-success svg { width: 18px; height: 18px; flex-shrink: 0; }
.form-success.show { display: flex; }

/* ======================== FOOTER ======================== */
#footer {
  background: var(--bg2); border-top: 1px solid var(--border); padding: 3rem 0 2rem;
}
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 2rem; flex-wrap: wrap; gap: 2rem; }
.footer-brand p { color: var(--muted); font-size: 0.85rem; margin-top: 0.5rem; }
.footer-nav { display: flex; gap: 2rem; list-style: none; flex-wrap: wrap; }
.footer-nav a { font-size: 0.82rem; color: var(--muted); letter-spacing: 0.05em; transition: color 0.2s; }
.footer-nav a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.5rem; text-align: center; }
.footer-bottom p { font-size: 0.8rem; color: var(--muted); }

/* ======================== SCROLL ANIMATIONS ======================== */
.fade-in { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ======================== RESPONSIVE ======================== */
@media (max-width: 900px) {
  .services-grid, .projects-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-img-col { max-width: 400px; margin: 0 auto; }
  .contact-wrap { grid-template-columns: 1fr; gap: 3rem; }
}
@media (max-width: 640px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    background: rgba(10,10,11,0.98); flex-direction: column;
    padding: 1.5rem 5vw; gap: 1.2rem; border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1rem; }
  .services-grid, .projects-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .slide-content h1 { font-size: 2.6rem; }
  .slider-arrow { display: none; }
  .about-badge { right: 0; }
}