:root{--navy:#0a3d78;--navy-dark:#062a55;--blue:#1a8fdc;--yellow:#fbb917;--text:#2b2f36;--muted:#5b6470;--bg:#f4f8fc;--line:#dbe4ee}
*{box-sizing:border-box}
body{font-family:'Poppins',sans-serif;margin:0;color:var(--text);line-height:1.7;background:#fff}
img{max-width:100%;height:auto}
a{color:var(--blue)}
nav{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:.25rem;background:var(--navy-dark);padding:.5rem 1rem;position:sticky;top:0;z-index:100}
nav .brand{display:flex;align-items:center;margin-right:1rem}
nav .brand img{height:52px;width:auto;background:#fff;border-radius:50%;padding:2px}
nav a.link{color:#fff;text-decoration:none;padding:.5rem 1rem;border-radius:4px;font-weight:500}
nav a.link:hover,nav a.link.active{background:var(--blue)}
.hero{background:linear-gradient(rgba(6,42,85,.62),rgba(6,42,85,.62)),url('hero-excavation.jpg') center/cover no-repeat;min-height:520px;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;padding:2rem 1rem}
.hero h1{font-size:2.6rem;max-width:900px;margin:0 0 1rem;line-height:1.25;text-shadow:2px 2px 6px rgba(0,0,0,.6)}
.hero p{max-width:720px;margin:0 auto 1.5rem;font-size:1.05rem}
.btn{display:inline-block;background:var(--yellow);color:#1b1b1b;padding:.75rem 1.6rem;border-radius:999px;text-decoration:none;font-weight:700;border:0;cursor:pointer;font-family:inherit;font-size:.95rem;transition:transform .15s,background .15s}
.btn:hover{background:#ffc93a;transform:translateY(-2px)}
.btn.blue{background:var(--navy);color:#fff}.btn.blue:hover{background:var(--blue)}
.btn.outline{background:#fff;color:var(--navy);border:2px solid var(--navy)}.btn.outline:hover{background:var(--navy);color:#fff}
.banner{background:var(--navy);color:#fff;text-align:center;padding:1.1rem 1rem}
.banner h2,.banner h3{margin:0;font-size:1.6rem}
.banner p{margin:.4rem auto 0;max-width:800px;font-size:.95rem;opacity:.92}
.paragraph{max-width:900px;margin:2rem auto;padding:0 1.25rem;text-align:center;font-size:1rem;color:#333}
.listing-wrap{background:var(--bg);padding:2.5rem 1rem 3rem}
.listing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;max-width:1200px;margin:0 auto;align-items:start}
.listing-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:2rem 1.25rem;text-align:center;box-shadow:0 2px 8px rgba(10,61,120,.08)}
.listing-card.featured{border-top:5px solid var(--yellow)}
.listing-card .badge{display:inline-block;background:var(--yellow);color:#1b1b1b;font-size:.72rem;font-weight:700;padding:.15rem .7rem;border-radius:999px;margin-bottom:.8rem;letter-spacing:.04em;text-transform:uppercase}
.listing-card .icon{width:78px;height:78px;margin:0 auto 1rem;border-radius:50%;background:#e8f3fc;display:flex;align-items:center;justify-content:center;font-size:2.2rem}
.listing-card .logo-box{height:88px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}
.listing-card .logo-box img{max-height:88px;width:auto}
.listing-card h3{color:var(--navy);margin:.2rem 0 .8rem;font-size:1.15rem}
.listing-card p{margin:.3rem 0;font-size:.93rem}
.listing-card a.tel{color:var(--text);text-decoration:none}
.card-actions{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;margin-top:1.2rem}
.card-actions .btn{padding:.6rem 1.2rem;font-size:.88rem}
.split{display:flex;align-items:center;gap:2.5rem;max-width:1150px;margin:2.5rem auto;padding:0 1.5rem}
.split.reverse{flex-direction:row-reverse}
.split .text{flex:1}.split .pic{flex:1}
.split h2,.split h3{color:var(--navy);margin-top:0}
.split p{color:#555}
.split .pic img{width:100%;border-radius:10px;border:3px solid var(--yellow);display:block}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;max-width:1200px;margin:0 auto;padding:2.5rem 1rem;background:#fff}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:1.5rem;box-shadow:0 2px 8px rgba(10,61,120,.08)}
.card h3{color:var(--navy);margin-top:0;font-size:1.1rem}
.card p{margin:0;font-size:.93rem;color:#555}
.card .num{display:inline-flex;width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;align-items:center;justify-content:center;font-weight:700;margin-bottom:.6rem}
.areas-wrap{max-width:1200px;margin:2rem auto;padding:0 1rem}
.areas-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}
.area-item{background:var(--blue);color:#fff;padding:.9rem;border-radius:6px;text-align:center;font-weight:600}
.faq-section{max-width:800px;margin:2rem auto;padding:1rem 1.5rem;background:#fff;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,.08)}
.faq-item{border-bottom:1px solid var(--line);padding:1rem 0}.faq-item:last-child{border-bottom:0}
.faq-question{cursor:pointer;font-weight:600;color:var(--navy);display:flex;gap:.6rem;align-items:baseline}
.faq-question::before{content:'\25B6';font-size:.75rem;transition:transform .25s;flex:none}
.faq-question:hover{color:var(--blue)}
.faq-answer{display:none;margin-top:.6rem;font-size:.93rem;color:#555;padding-left:1.3rem}
.faq-item.active .faq-answer{display:block}
.faq-item.active .faq-question::before{transform:rotate(90deg)}
.map-section{text-align:center;padding:1rem 1rem 2.5rem}
.map-section h2{color:var(--navy)}
.map-section iframe{width:100%;max-width:900px;height:420px;border:0;border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,.12)}
.page-title{background:linear-gradient(rgba(6,42,85,.85),rgba(6,42,85,.85)),url('hero-excavation.jpg') center/cover;color:#fff;text-align:center;padding:3.5rem 1rem}
.page-title h1{margin:0 0 .6rem;font-size:2.2rem}
.page-title p{max-width:760px;margin:0 auto}
.contact-box{max-width:640px;margin:2.5rem auto;padding:0 1.25rem}
.info-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:1.75rem;box-shadow:0 2px 8px rgba(10,61,120,.08)}
.info-card h3{color:var(--navy);margin-top:0}
.info-item{display:flex;gap:1rem;padding:.8rem 0;border-bottom:1px solid var(--line)}
.info-item:last-child{border-bottom:0}
.info-item .ic{font-size:1.4rem}
.note{background:#fff8e1;border-left:4px solid var(--yellow);padding:1rem 1.25rem;border-radius:4px;font-size:.92rem;margin-top:1.5rem}
.cta{background:var(--navy);color:#fff;text-align:center;padding:3rem 1rem}
.cta h2{margin:0 0 .6rem}.cta p{max-width:640px;margin:0 auto 1.4rem}
footer{background:var(--navy-dark);color:#fff;padding:2.5rem 1.5rem 1rem}
footer .container{display:flex;flex-wrap:wrap;gap:2rem;max-width:1100px;margin:0 auto;justify-content:space-between}
footer .column{flex:1;min-width:220px}
footer h3{margin:0 0 .8rem;font-size:1.1rem;color:var(--yellow)}
footer a{color:#fff;text-decoration:none}footer a:hover{text-decoration:underline}
footer .flogo img{width:110px;background:#fff;border-radius:50%;padding:4px;margin-bottom:.6rem}
footer .flogo strong{display:block;font-size:1.05rem}
footer .copy{text-align:center;border-top:1px solid rgba(255,255,255,.18);margin-top:1.8rem;padding-top:1rem;font-size:.85rem;opacity:.9}
@media(max-width:900px){.listing-grid{grid-template-columns:1fr;max-width:480px}}
@media(max-width:768px){.hero h1{font-size:1.8rem}.hero{min-height:420px}.split,.split.reverse{flex-direction:column;gap:1.2rem}.banner h2,.banner h3{font-size:1.3rem}.page-title h1{font-size:1.7rem}}