/* ===================================================
   YHWH CONSTRUCT — HOMEPAGE STYLESHEET
   Computer Integrated Systems Design
=================================================== */

/* ---------- RESET & BASE ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.6;color:#1a1f36;background:#f5f6fa;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}
input,textarea{font-family:inherit;font-size:inherit}
::selection{background:#c8963e;color:#fff}

/* ---------- TYPOGRAPHY ---------- */
h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:700;color:#0a0e1a}
.section-tag{display:inline-block;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:#c8963e;margin-bottom:.75rem;position:relative;padding-left:2.5rem}
.section-tag::before{content:"";position:absolute;left:0;top:50%;width:1.75rem;height:2px;background:#c8963e;transform:translateY(-50%)}
.section-tag--light{color:#f0d68a}
.section-tag--light::before{background:#f0d68a}
.section-title{font-size:clamp(1.75rem,4vw,2.75rem);margin-bottom:1rem;letter-spacing:-.02em}
.section-subtitle{font-size:1.1rem;color:#555;max-width:640px;margin:0 auto;line-height:1.7}
.section-header{text-align:center;margin-bottom:3.5rem}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}

/* ---------- HEADER ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(10,14,26,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.06);transition:background .3s ease}
.header-inner{max-width:1240px;margin:0 auto;padding:.85rem 1.5rem;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:.55rem;color:#fff;font-size:1.1rem}
.logo-icon{color:#c8963e;flex-shrink:0}
.logo-text strong{color:#c8963e;font-weight:800}
.main-nav ul{display:flex;gap:2rem;align-items:center}
.main-nav a{color:#ccd0da;font-size:.92rem;font-weight:500;position:relative;padding:.3rem 0}
.main-nav a::after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:#c8963e;transition:width .25s ease}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after{width:100%}
.mobile-menu-toggle{display:none;flex-direction:column;gap:5px;padding:4px;background:none;border:none;cursor:pointer}
.mobile-menu-toggle span{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:transform .3s ease,opacity .3s ease}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:#0a0e1a;overflow:hidden;padding:6rem 0 5rem}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 50%,rgba(200,150,62,.08) 0%,transparent 70%),radial-gradient(ellipse 40% 50% at 80% 30%,rgba(30,60,120,.15) 0%,transparent 60%);pointer-events:none}
.hero-content{position:relative;z-index:2;max-width:1240px;margin:0 auto;padding:0 1.5rem;width:100%}
.hero-badge{display:inline-block;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.15em;color:#c8963e;background:rgba(200,150,62,.1);border:1px solid rgba(200,150,62,.25);padding:.45rem 1.1rem;border-radius:2rem;margin-bottom:1.75rem}
.hero-title{font-size:clamp(2.5rem,7vw,4.5rem);font-weight:800;line-height:1.08;letter-spacing:-.03em;color:#fff;margin-bottom:1.5rem}
.hero-line-1,.hero-line-2{display:block}
.hero-line-2{color:#c8963e}
.hero-subtitle{font-size:clamp(1rem,2vw,1.2rem);color:#b0b6c4;max-width:600px;line-height:1.75;margin-bottom:2.5rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.85rem 1.8rem;border-radius:.4rem;font-weight:600;font-size:.95rem;letter-spacing:.02em;transition:all .25s ease;cursor:pointer;border:2px solid transparent}
.btn-primary{background:#c8963e;color:#0a0e1a;border-color:#c8963e}
.btn-primary:hover{background:#d4a43e;border-color:#d4a43e;transform:translateY(-1px);box-shadow:0 8px 24px rgba(200,150,62,.25)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.btn-outline:hover{border-color:#c8963e;color:#c8963e;transform:translateY(-1px)}
.btn-full{width:100%}

/* Hero graphic */
.hero-graphic{position:absolute;right:-8%;top:50%;transform:translateY(-50%);width:55%;height:80%;pointer-events:none;z-index:1}
.hero-shape{position:absolute;border-radius:50%}
.shape-1{width:420px;height:420px;background:rgba(200,150,62,.04);top:10%;right:15%;animation:float1 8s ease-in-out infinite}
.shape-2{width:200px;height:200px;background:rgba(200,150,62,.06);top:50%;right:5%;animation:float2 10s ease-in-out infinite}
.shape-3{width:300px;height:300px;border:1px solid rgba(200,150,62,.08);top:25%;right:25%;animation:float3 12s ease-in-out infinite;border-radius:30% 70% 70% 30% / 30% 30% 70% 70%}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(200,150,62,.025)1px,transparent 1px),linear-gradient(90deg,rgba(200,150,62,.025)1px,transparent 1px);background-size:48px 48px}
@keyframes float1{0%,100%{transform:translateY(0)rotate(0deg)}50%{transform:translateY(-25px)rotate(4deg)}}
@keyframes float2{0%,100%{transform:translateY(0)rotate(0deg)}50%{transform:translateY(20px)rotate(-3deg)}}
@keyframes float3{0%,100%{transform:translateY(0)rotate(0deg)}50%{transform:translateY(-15px)rotate(5deg)}}

/* ---------- SERVICES ---------- */
.services{padding:6rem 0;background:#f5f6fa}
.services-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:1.75rem}
.service-card{background:#fff;border-radius:.6rem;padding:2.25rem 2rem;border:1px solid #e2e5ed;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;position:relative;overflow:hidden}
.service-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:#c8963e;transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.service-card:hover{transform:translateY(-5px);box-shadow:0 12px 35px rgba(10,14,26,.08);border-color:#c8963e}
.service-card:hover::before{transform:scaleX(1)}
.service-icon{color:#c8963e;margin-bottom:1.25rem}
.service-title{font-size:1.15rem;font-weight:700;margin-bottom:.6rem;color:#0a0e1a}
.service-desc{font-size:.95rem;color:#555;line-height:1.7}

/* ---------- ABOUT ---------- */
.about{padding:6rem 0;background:#fff}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.about-content .section-title{margin-bottom:1.25rem}
.about-text{font-size:1.02rem;color:#4a4d5c;line-height:1.8;margin-bottom:1rem}
.about-stats{display:flex;gap:2rem;margin-top:2.25rem;padding-top:2rem;border-top:1px solid #eaeaef;flex-wrap:wrap}
.stat{display:flex;flex-direction:column;gap:.25rem}
.stat-number{font-size:1.8rem;font-weight:800;color:#c8963e;line-height:1}
.stat-label{font-size:.8rem;color:#777;text-transform:uppercase;letter-spacing:.06em;font-weight:500}
.about-visual{position:relative}
.about-card{background:#0a0e1a;border-radius:.75rem;padding:3rem 2.5rem;position:relative;z-index:2;overflow:hidden}
.about-card::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 30% 20%,rgba(200,150,62,.1)0%,transparent 60%);pointer-events:none}
.about-card-inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:1.25rem}
.about-card-icon{color:#c8963e}
.about-card-text{color:#c8ccd8;font-size:1.02rem;line-height:1.8;max-width:340px}
.about-card-text strong{color:#f0d68a}
.about-dots{position:absolute;bottom:-20px;right:-20px;width:160px;height:160px;background-image:radial-gradient(circle,rgba(200,150,62,.15)1.5px,transparent 1.5px);background-size:16px 16px;z-index:1}

/* ---------- EXPERTISE ---------- */
.expertise{padding:6rem 0;background:#f5f6fa}
.expertise-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem}
.expertise-item{background:#fff;border-radius:.6rem;padding:2rem 2rem;border:1px solid #e2e5ed;position:relative;transition:border-color .25s ease}
.expertise-item:hover{border-color:#c8963e}
.expertise-number{font-size:3rem;font-weight:800;color:rgba(200,150,62,.12);position:absolute;top:.5rem;right:1.25rem;line-height:1;pointer-events:none}
.expertise-title{font-size:1.1rem;font-weight:700;margin-bottom:.45rem;color:#0a0e1a}
.expertise-desc{font-size:.92rem;color:#555;line-height:1.7}

/* ---------- CTA / CONTACT ---------- */
.cta{padding:6rem 0;background:#0a0e1a;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 100% 0%,rgba(200,150,62,.06)0%,transparent 60%),radial-gradient(ellipse 50% 40% at 0% 100%,rgba(30,60,120,.08)0%,transparent 60%);pointer-events:none}
.cta-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3.5rem;align-items:start;position:relative;z-index:1}
.cta-content{color:#c8ccd8}
.cta-title{color:#fff}
.cta-text{font-size:1.05rem;line-height:1.75;margin-bottom:2rem;color:#b0b6c4}
.cta-details{display:flex;flex-direction:column;gap:1.25rem}
.cta-detail{display:flex;flex-direction:column;gap:.2rem}
.cta-detail-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:#c8963e;font-weight:700}
.cta-detail-link{font-size:1.05rem;color:#e8ecf2;transition:color .2s}
a.cta-detail-link:hover{color:#c8963e}
.cta-detail-address{line-height:1.6}

/* contact form */
.cta-form-wrapper{background:#141a2e;border-radius:.75rem;padding:2.5rem;border:1px solid rgba(255,255,255,.08)}
.cta-form{display:flex;flex-direction:column;gap:1.15rem}
.form-label{display:block;font-size:.82rem;font-weight:600;color:#c8ccd8;margin-bottom:.35rem;letter-spacing:.02em}
.form-input{width:100%;padding:.8rem 1rem;border-radius:.4rem;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);color:#fff;font-size:.95rem;transition:border-color .25s ease,box-shadow .25s ease;outline:none}
.form-input::placeholder{color:#6a7080}
.form-input:focus{border-color:#c8963e;box-shadow:0 0 0 3px rgba(200,150,62,.12)}
.form-textarea{resize:vertical;min-height:110px}
.form-note{font-size:.78rem;color:#6a7080;text-align:center;margin-top:.5rem}

/* ---------- FOOTER ---------- */
.site-footer{background:#060912;padding:4rem 0 2rem;color:#9aa0b4;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:3rem;margin-bottom:2.5rem}
.footer-logo{margin-bottom:1rem}
.footer-desc{color:#7a8094;line-height:1.7;max-width:280px}
.footer-heading{color:#fff;font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:1.15rem}
.footer-links{display:flex;flex-direction:column;gap:.6rem}
.footer-links a,.footer-links span{color:#9aa0b4;transition:color .2s;line-height:1.6}
.footer-links a:hover{color:#c8963e}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding-top:1.75rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
.footer-naics{color:#555b6e;font-size:.82rem}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1024px){
    .hero-graphic{display:none}
    .about-grid{grid-template-columns:1fr;gap:2.5rem}
    .about-visual{order:-1}
    .about-card{padding:2rem 1.75rem}
    .cta-grid{grid-template-columns:1fr;gap:2.5rem}
    .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
}
@media(max-width:768px){
    .main-nav{display:none}
    .mobile-menu-toggle{display:flex}
    .services-grid{grid-template-columns:1fr}
    .expertise-grid{grid-template-columns:1fr}
    .about-stats{flex-direction:column;gap:1rem}
    .hero-actions{flex-direction:column;width:100%}
    .hero-actions .btn{width:100%}
    .cta-form-wrapper{padding:1.75rem}
    .footer-bottom{flex-direction:column;text-align:center}
    .footer-grid{grid-template-columns:1fr;gap:2rem}
}