/* Tri Valley Housing — navy & green palette */
:root{
  --navy:#1e3a8a; --navy-dark:#172554; --navy-darker:#0c1222;
  --green:#84cc16; --green-dark:#65a30d;
  --stone:#44403c; --stone-light:#78716c; --bg:#fafaf9; --white:#fff;
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--stone);background:var(--bg);line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:72rem;margin:0 auto;padding:0 1.5rem}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .3s,box-shadow .3s}
.nav.scrolled{background:rgba(255,255,255,.95);box-shadow:0 1px 4px rgba(0,0,0,.08);backdrop-filter:blur(8px)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.1rem;color:#fff}
.nav.scrolled .brand{color:var(--navy-darker)}
.brand-icon{display:flex;align-items:center;justify-content:center;width:2.4rem;height:2.4rem;border-radius:.7rem;background:rgba(255,255,255,.15);font-size:1.1rem}
.nav.scrolled .brand-icon{background:var(--navy);color:#fff}
.nav-links{display:flex;align-items:center;gap:1.8rem;font-size:.9rem;font-weight:500;color:rgba(255,255,255,.9)}
.nav.scrolled .nav-links{color:var(--stone)}
.nav-links a:hover{color:var(--green)}
.menu-btn{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}
.nav.scrolled .menu-btn{color:var(--navy-darker)}

/* Buttons */
.btn{display:inline-block;padding:.65rem 1.4rem;border-radius:.6rem;font-weight:600;font-size:.9rem;cursor:pointer;border:none;transition:background .2s,transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn-accent{background:var(--green);color:var(--navy-darker)}
.btn-accent:hover{background:#a3e635}
.btn-outline{border:1.5px solid rgba(255,255,255,.5);color:#fff;background:rgba(255,255,255,.05)}
.btn-outline:hover{background:rgba(255,255,255,.15)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:#1d4ed8}
.btn-lg{padding:.9rem 1.8rem;font-size:1rem}
.btn-block{width:100%}

/* Hero */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;background:url("hero.jpg") center/cover no-repeat var(--navy-darker)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,18,34,.88),rgba(12,18,34,.55) 55%,rgba(12,18,34,.2))}
.hero-content{position:relative;padding-top:7rem;padding-bottom:4rem;max-width:72rem}
.hero-content>*{max-width:38rem}
.badge{display:inline-block;border:1px solid rgba(163,230,53,.4);background:rgba(163,230,53,.1);color:#bef264;padding:.4rem 1rem;border-radius:999px;font-size:.85rem;font-weight:500}
.hero h1{color:#fff;font-size:clamp(2.4rem,5vw,3.8rem);line-height:1.15;margin-top:1.4rem;letter-spacing:-.02em}
.accent{color:var(--green)}
.hero p{color:#e7e5e4;font-size:1.1rem;margin-top:1.4rem}
.hero-actions{display:flex;gap:1rem;margin-top:2.4rem;flex-wrap:wrap}

/* Strip */
.strip{background:var(--navy);color:#fff;padding:2.4rem 0;border-bottom:1px solid rgba(0,0,0,.1)}
.strip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;text-align:center}
.strip strong{display:block;font-size:1.15rem;color:#bef264}
.strip span{font-size:.85rem;color:#dbeafe}

/* Sections */
.section{padding:5.5rem 0}
.section-light{background:#fff}
.section-dark{background:var(--navy-dark);color:#fff}
.section-cta{background:var(--navy-darker);color:#fff}
.kicker{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.15em;color:var(--navy)}
.kicker-accent{color:var(--green)}
h2{font-size:clamp(1.7rem,3.5vw,2.4rem);letter-spacing:-.02em;margin-top:.7rem;line-height:1.2}
.section-dark h2,.section-cta h2{color:#fff}
.lead{margin-top:1.1rem;color:var(--stone-light)}
.lead.light{color:#bfdbfe}
.section-cta .lead.light{color:#d6d3d1}
.center{text-align:center;max-width:40rem;margin:0 auto}

/* Two column */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.img-wrap{position:relative}
.img-wrap img{border-radius:1.4rem;box-shadow:0 20px 40px rgba(0,0,0,.18)}
.img-card{position:absolute;bottom:-1.4rem;right:-1rem;background:#fff;border-radius:1rem;padding:1rem 1.4rem;box-shadow:0 12px 30px rgba(0,0,0,.15)}
.img-card strong{display:block;font-size:1.5rem;color:var(--navy)}
.img-card span{font-size:.85rem;color:var(--stone-light)}
.checklist{list-style:none;margin-top:1.8rem}
.checklist li{padding-left:1.9rem;position:relative;margin-bottom:1rem;color:var(--stone)}
.checklist li:before{content:"✓";position:absolute;left:0;top:0;color:#fff;background:var(--navy);width:1.3rem;height:1.3rem;border-radius:50%;font-size:.75rem;display:flex;align-items:center;justify-content:center}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:3rem}
.cards-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid #e7e5e4;border-radius:var(--radius);padding:1.8rem;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,0,0,.08);border-color:#bfdbfe}
.card-icon{display:inline-flex;align-items:center;justify-content:center;width:3rem;height:3rem;border-radius:.8rem;background:#eff6ff;font-size:1.4rem}
.card h3{margin-top:1.1rem;font-size:1.05rem;color:var(--navy-darker)}
.card p{margin-top:.5rem;font-size:.88rem;color:var(--stone-light)}
.card-dark{background:rgba(30,58,138,.55);border-color:rgba(59,130,246,.35)}
.card-dark:hover{border-color:rgba(163,230,53,.5)}
.card-dark h3{color:#fff}
.card-dark p{color:#bfdbfe}
.card-dark .card-icon{background:rgba(255,255,255,.1)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:2.5rem;margin-top:3rem}
.step-n{display:inline-flex;align-items:center;justify-content:center;width:3rem;height:3rem;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;font-size:.9rem}
.step h3{margin-top:1.1rem;font-size:1.05rem;color:var(--navy-darker)}
.step p{margin-top:.5rem;font-size:.88rem;color:var(--stone-light)}

/* Contact */
.contact-list{list-style:none;margin-top:2.2rem}
.contact-list li{display:flex;align-items:center;gap:1rem;margin-bottom:1.1rem;color:#e7e5e4}
.contact-list a:hover{color:var(--green)}
.contact-icon{display:inline-flex;align-items:center;justify-content:center;width:2.6rem;height:2.6rem;border-radius:.7rem;background:rgba(255,255,255,.1);font-size:1.1rem}
.form-card{background:#fff;color:var(--stone);border-radius:var(--radius);padding:2rem;box-shadow:0 25px 50px rgba(0,0,0,.3)}
.form-card h3{font-size:1.25rem;color:var(--navy-darker)}
.form-card>p{font-size:.85rem;color:var(--stone-light);margin-top:.2rem}
.form-card form{margin-top:1.4rem;display:flex;flex-direction:column;gap:.9rem}
.form-card input,.form-card textarea{width:100%;padding:.8rem 1rem;border:1.5px solid #d6d3d1;border-radius:.55rem;font-size:.9rem;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s}
.form-card input:focus,.form-card textarea:focus{border-color:var(--navy);box-shadow:0 0 0 3px #dbeafe}
.form-card textarea{resize:vertical}

/* Footer */
.footer{background:var(--navy-darker);border-top:1px solid #292524;color:#a8a29e;padding:2.2rem 0;font-size:.88rem}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.footer .brand{color:#fff;font-size:1rem}
.footer .brand-icon{background:var(--navy);color:#fff;width:2rem;height:2rem;font-size:.95rem}

/* Mobile */
@media(max-width:900px){
  .two-col{grid-template-columns:1fr}
  .cards,.cards-4{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .menu-btn{display:block}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:1rem 1.5rem;gap:0;box-shadow:0 10px 20px rgba(0,0,0,.12)}
  .nav-links.open{display:flex}
  .nav-links a{display:block;width:100%;padding:.8rem 0;color:var(--stone)}
  .nav-links .btn{margin-top:.5rem;text-align:center}
  .cards,.cards-4,.steps,.strip-grid{grid-template-columns:1fr}
  .img-card{right:.5rem}
}