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

    :root {
      --orange: #d84315;
      --orange-hover: #bf360c;
      --navy:   #1a2637;
      --text:   #1a1a1a;
      --muted:  #555;
      --link:   #c0392b;
      --white:  #fff;
    }

    html { scroll-behavior: smooth; }
    body { font-family: 'Open Sans', sans-serif; color: var(--text); background: #fff; font-size: 15px; }

    .container { max-width: 1100px; margin: 0 auto; padding: 0 40px; }

    /* Section label style: orange left border + orange uppercase text */
    .section-label {
      display: flex; align-items: center; gap: 12px;
      margin-bottom: 36px;
    }
    .section-label::before {
      content: ''; display: block;
      width: 4px; height: 18px; background: var(--orange); flex-shrink: 0;
    }
    .section-label span {
      font-size: 0.72rem; font-weight: 700; letter-spacing: 2.5px;
      text-transform: uppercase; color: var(--orange);
    }

    /* Orange underline for h4 headings */
    .orange-line { width: 40px; height: 3px; background: var(--orange); margin: 10px 0 14px; }

    /* ── NAVBAR ── */
    #navbar {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      background: #fff;
      border-bottom: 1px solid #eee;
      height: 60px;
      display: flex; align-items: center;
    }
    .navbar-inner {
      max-width: 1100px; margin: 0 auto; padding: 0 40px;
      width: 100%;
      display: flex; align-items: center; justify-content: space-between;
    }

    /* Logo */
    .nav-logo { display: flex; align-items: center; gap: 8px; text-decoration: none; }
    .logo-diamond {
      width: 34px; height: 34px; position: relative;
      display: flex; align-items: center; justify-content: center;
    }
    .logo-diamond svg { width: 34px; height: 34px; }
    .logo-text-wrap { line-height: 1.15; }
    .logo-text-wrap strong { display: block; font-size: 0.8rem; font-weight: 800; color: var(--text); letter-spacing: 0.5px; }
    .logo-text-wrap small { font-size: 0.6rem; color: #888; letter-spacing: 0.5px; text-transform: uppercase; }

    nav ul { list-style: none; display: flex; gap: 32px; align-items: center; }
    nav a {
      color: var(--text); text-decoration: none;
      font-size: 0.75rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase;
      transition: color 0.2s;
    }
    nav a:hover { color: var(--orange); }
    .btn-quote {
      padding: 10px 22px; background: var(--orange); color: #fff !important;
      border-radius: 2px; font-weight: 700 !important;
      transition: background 0.2s !important;
    }
    .btn-quote:hover { background: var(--orange-hover) !important; }

    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
    .hamburger span { display: block; width: 22px; height: 2px; background: var(--text); }
    #mobile-menu {
      display: none; position: fixed; top: 60px; left: 0; right: 0;
      background: #fff; border-bottom: 1px solid #eee;
      padding: 20px 40px; flex-direction: column; gap: 14px; z-index: 999;
    }
    #mobile-menu.open { display: flex; }
    #mobile-menu a { font-size: 0.8rem; font-weight: 600; color: var(--text); text-decoration: none; letter-spacing: 1px; text-transform: uppercase; }

    /* ── HERO ── */
    #home {
      min-height: 100vh; padding-top: 60px;
      background: #fff;
      display: flex; align-items: center;
    }
    .hero-inner { padding: 80px 40px; max-width: 1100px; margin: 0 auto; width: 100%; }
    .hero-content { max-width: 520px; border-left: 4px solid var(--orange); padding-left: 24px; }
    .hero-content h1 {
      font-size: clamp(1.8rem, 4vw, 2.8rem);
      font-weight: 800; color: var(--orange);
      line-height: 1.15; letter-spacing: 0.5px; text-transform: uppercase;
      margin-bottom: 32px;
    }
    .hero-call {
      font-size: 0.9rem; color: var(--text); margin-bottom: 20px;
      display: flex; align-items: center; gap: 6px;
    }
    .hero-call i { color: var(--text); }
    .btn-download {
      display: inline-block; padding: 12px 26px;
      background: var(--orange); color: #fff;
      font-size: 0.82rem; font-weight: 700;
      text-decoration: none; border-radius: 2px;
      transition: background 0.2s;
    }
    .btn-download:hover { background: var(--orange-hover); }

    /* ── ABOUT ── */
    #about { padding: 80px 0; background: #fff; }
    .about-grid {
      display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
      margin-bottom: 48px;
    }
    .about-img {
      width: 100%; aspect-ratio: 4/3; object-fit: cover;
      border-radius: 2px; display: block;
    }
    .about-img-placeholder {
      width: 100%; aspect-ratio: 4/3;
      background: linear-gradient(135deg, #b71c1c 0%, #e64a19 100%);
      border-radius: 2px;
      display: flex; align-items: center; justify-content: center;
    }
    .about-img-placeholder i { font-size: 4rem; color: rgba(255,255,255,0.4); }
    .about-text h2 {
      font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 800;
      color: var(--text); line-height: 1.3; text-transform: uppercase; margin-bottom: 10px;
    }
    .about-text p { font-size: 0.88rem; color: var(--muted); line-height: 1.8; margin-bottom: 10px; }
    .about-text p a { color: var(--orange); text-decoration: none; }

    .about-quote {
      font-size: 1.1rem; font-style: italic; font-weight: 300;
      color: #444; line-height: 1.7; text-align: center;
      max-width: 780px; margin: 0 auto; padding: 20px 0;
    }

    /* ── SERVICES ── */
    #services { padding: 80px 0; background: #fff; }
    .services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
    .service-card {}
    .service-img {
      width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; border-radius: 2px;
    }
    .service-img-placeholder {
      width: 100%; aspect-ratio: 4/3; border-radius: 2px;
      display: flex; align-items: center; justify-content: center;
      font-size: 2.5rem; color: rgba(255,255,255,0.7);
    }
    .sp1 { background: linear-gradient(135deg, #37474f, #546e7a); }
    .sp2 { background: linear-gradient(135deg, #1b5e20, #388e3c); }
    .sp3 { background: linear-gradient(135deg, #e65100, #ff7043); }
    .sp4 { background: linear-gradient(135deg, #263238, #455a64); }
    .service-body { padding: 16px 0; }
    .service-body h4 { font-size: 0.85rem; font-weight: 700; color: var(--text); text-transform: uppercase; margin-bottom: 8px; }
    .service-body p { font-size: 0.82rem; color: var(--muted); line-height: 1.7; }

    /* ── WHY US ── */
    #whyus { padding: 80px 0; background: var(--navy); }
    #whyus .section-label span { color: var(--orange); }
    #whyus .section-label::before { background: var(--orange); }
    .whyus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
    .whyus-left h2 {
      font-size: 1.1rem; font-weight: 800; color: #fff;
      line-height: 1.4; text-transform: uppercase; margin-bottom: 10px;
    }
    .whyus-left p { font-size: 0.86rem; color: rgba(255,255,255,0.65); line-height: 1.8; margin-bottom: 10px; }
    .whyus-right .para { margin-bottom: 28px; }
    .whyus-right .para h4 { font-size: 0.9rem; font-weight: 700; color: #fff; text-transform: uppercase; margin-bottom: 6px; }
    .whyus-right .para p { font-size: 0.85rem; color: rgba(255,255,255,0.65); line-height: 1.75; }
    .white-line { width: 40px; height: 3px; background: var(--orange); margin: 8px 0 14px; }

    /* ── CONTACT ── */
    #contact { padding: 80px 0; background: #fff; }
    .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
    .contact-photo {
      width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 2px; display: block;
    }
    .contact-photo-placeholder {
      width: 100%; aspect-ratio: 4/3; border-radius: 2px;
      background: linear-gradient(135deg, #795548, #a1887f);
      display: flex; align-items: center; justify-content: center;
    }
    .contact-photo-placeholder i { font-size: 4rem; color: rgba(255,255,255,0.4); }
    .contact-right h3 {
      font-size: 1.15rem; font-weight: 800; color: var(--text);
      text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px;
    }
    .contact-right > p { font-size: 0.88rem; color: var(--muted); line-height: 1.7; margin-bottom: 28px; }

    /* Underline-only form fields */
    .form-field {
      width: 100%; border: none; border-bottom: 1px solid #ccc;
      padding: 10px 0; font-family: inherit; font-size: 0.88rem;
      color: var(--text); background: transparent; outline: none;
      transition: border-color 0.2s;
    }
    .form-field:focus { border-color: var(--orange); }
    .form-field::placeholder { color: #aaa; }
    .form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
    .form-row-1 { margin-bottom: 20px; }
    textarea.form-field { resize: vertical; min-height: 100px; }
    .btn-send {
      width: 100%; padding: 15px;
      background: var(--orange); color: #fff; border: none;
      font-family: inherit; font-size: 0.88rem; font-weight: 600;
      cursor: pointer; margin-top: 16px; transition: background 0.2s;
    }
    .btn-send:hover { background: var(--orange-hover); }
    .success-msg { display: none; color: #2e7d32; font-size: 0.85rem; font-weight: 600; margin-bottom: 12px; }

    /* ── FOOTER ── */
    footer { padding: 56px 0 32px; background: #fff; border-top: 1px solid #eee; }
    .footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
    .footer-col .section-label { margin-bottom: 16px; }
    .footer-col address { font-style: normal; }
    .footer-col p, .footer-col address p { font-size: 0.85rem; color: var(--muted); line-height: 1.9; }
    .footer-col a { color: var(--muted); text-decoration: none; }
    .footer-col a:hover { color: var(--orange); }
    .footer-col .copyright { font-size: 0.83rem; color: var(--muted); line-height: 1.7; padding-top: 32px; }

    /* ── FADE IN ── */
    .fade-in { opacity: 0; transform: translateY(18px); transition: opacity 0.5s ease, transform 0.5s ease; }
    .fade-in.visible { opacity: 1; transform: none; }

    /* ── RESPONSIVE ── */
    @media (max-width: 900px) {
      .about-grid, .whyus-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
      .services-grid { grid-template-columns: 1fr 1fr; }
      nav ul { display: none; }
      .hamburger { display: flex; }
      .form-row-2 { grid-template-columns: 1fr; }
    }
    @media (max-width: 540px) {
      .services-grid { grid-template-columns: 1fr; }
      .container, .hero-inner, .navbar-inner { padding-left: 20px; padding-right: 20px; }
    }