/* === CAMBRIDGE — PROFESSIONAL DARK THEME === */
:root{
  --bg:#0a0d12;
  --bg2:#0f1318;
  --bg3:#141920;
  --gold:#c9a84c;
  --gold2:#e0bc6e;
  --white:#f0f4f8;
  --muted:#8a9ab0;
  --border:rgba(201,168,76,0.15);
  --card-bg:#0f1318;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:var(--white);line-height:1.65;overflow-x:hidden}
a{color:inherit;text-decoration:none}

/* NAV */
nav{position:fixed;top:0;width:100%;z-index:100;background:rgba(10,13,18,0.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);padding:0 5%;display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{display:flex;align-items:center;gap:12px}
.logo-icon{width:40px;height:40px;background:linear-gradient(135deg,#a07830,#c9a84c);border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 2px 12px rgba(201,168,76,.25)}
.logo-name{font-family:'Playfair Display',Georgia,serif;font-size:18px;font-weight:700;color:var(--white);letter-spacing:-.2px}
.logo-name span{color:var(--gold2)}
.logo-sub{font-size:9px;color:var(--muted);letter-spacing:2px;text-transform:uppercase;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{font-size:13px;color:var(--muted);font-weight:500;transition:color .2s;letter-spacing:.2px}
.nav-links a:hover{color:var(--white)}
.btn-wa{display:inline-flex;align-items:center;gap:7px;background:#25d366;color:#fff;padding:9px 20px;border-radius:7px;font-weight:700;font-size:13px;transition:opacity .2s,box-shadow .2s;letter-spacing:.2px}
.btn-wa:hover{opacity:.9;box-shadow:0 4px 16px rgba(37,211,102,.3)}

/* HERO */
.hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:110px 5% 70px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse 80% 60% at 60% 30%,rgba(201,168,76,0.05) 0%,transparent 70%);pointer-events:none}
.hero-line{width:48px;height:2px;background:linear-gradient(90deg,var(--gold),transparent);margin-bottom:20px;animation:fadeUp .5s ease both}
.badge{display:inline-flex;align-items:center;gap:7px;background:rgba(201,168,76,0.08);border:1px solid rgba(201,168,76,0.25);border-radius:4px;padding:6px 14px;font-size:11px;color:var(--gold2);font-weight:600;letter-spacing:1.5px;margin-bottom:22px;width:fit-content;animation:fadeUp .6s ease .05s both;text-transform:uppercase}
.hero h1{font-family:'Playfair Display',Georgia,serif;font-size:clamp(44px,7vw,84px);font-weight:700;line-height:1.05;letter-spacing:-1px;margin-bottom:20px;animation:fadeUp .7s ease .1s both}
.hero h1 em{font-style:italic;color:var(--gold2)}
.hero .sub{font-size:clamp(15px,2vw,18px);color:var(--muted);max-width:500px;margin-bottom:38px;animation:fadeUp .7s ease .2s both;font-weight:400;line-height:1.75}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;animation:fadeUp .7s ease .3s both}
.btn-main{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,#a07830,#c9a84c);color:#0a0d12;padding:14px 28px;border-radius:7px;font-weight:700;font-size:15px;transition:transform .2s,box-shadow .2s;letter-spacing:.2px;box-shadow:0 4px 20px rgba(201,168,76,.25)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(201,168,76,.35)}
.btn-outline{display:inline-flex;align-items:center;gap:10px;background:transparent;color:var(--white);padding:14px 28px;border-radius:7px;font-weight:500;font-size:15px;border:1px solid rgba(240,244,248,.15);transition:border-color .2s,background .2s}
.btn-outline:hover{border-color:var(--gold);background:rgba(201,168,76,.05)}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px;margin-top:48px;padding-top:36px;border-top:1px solid var(--border);animation:fadeUp .7s ease .4s both}
.stat-num{font-family:'Playfair Display',Georgia,serif;font-size:34px;font-weight:700;color:var(--gold2);line-height:1}
.stat-label{font-size:11px;color:var(--muted);margin-top:4px;text-transform:uppercase;letter-spacing:1px}
.service-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px;animation:fadeUp .7s ease .22s both}
.chip{background:transparent;border:1px solid rgba(240,244,248,.12);border-radius:4px;padding:6px 14px;font-size:12px;font-weight:500;color:var(--muted);transition:border-color .2s,color .2s;letter-spacing:.3px}
.chip:hover{border-color:var(--gold);color:var(--gold2)}

@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* SECTIONS */
section{padding:88px 5%}
.section-tag{font-size:10px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--gold);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.section-tag::before{content:'';width:24px;height:1px;background:var(--gold);flex-shrink:0}
.section-heading{font-family:'Playfair Display',Georgia,serif;font-size:clamp(30px,4.5vw,48px);font-weight:700;line-height:1.15;margin-bottom:44px;letter-spacing:-.5px}

/* CARDS */
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:12px}
.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}
.card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:32px 28px;transition:background .25s,border-color .25s;position:relative}
.card:hover{background:var(--bg3);border-color:rgba(201,168,76,.35)}
.c-icon{width:40px;height:40px;border:1px solid var(--border);border-radius:6px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:18px;background:rgba(201,168,76,.06)}
.card h3{font-family:'Playfair Display',Georgia,serif;font-size:16px;font-weight:700;margin-bottom:8px;letter-spacing:-.2px}
.card h3 span{font-family:'Inter',sans-serif;font-size:12px;font-weight:400}
.card p{color:var(--muted);font-size:13px;line-height:1.7}
.card-wrap{border:1px solid var(--border)}

/* TRUST CARDS */
.trust-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:28px 22px;text-align:center;transition:border-color .2s}
.trust-card:hover{border-color:rgba(201,168,76,.4)}
.t-icon{width:48px;height:48px;border:1px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-size:20px}
.trust-card h3{font-family:'Playfair Display',Georgia,serif;font-size:15px;font-weight:700;margin-bottom:6px}
.trust-card p{color:var(--muted);font-size:13px;line-height:1.6}

/* PRICING */
.price-wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px}
.p-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;overflow:hidden;transition:border-color .25s}
.p-card:hover{border-color:rgba(201,168,76,.35)}
.p-head{padding:20px 24px;border-bottom:1px solid var(--border);background:rgba(201,168,76,.04)}
.p-head h3{font-family:'Playfair Display',Georgia,serif;font-size:16px;font-weight:700;letter-spacing:-.2px}
.p-head .d-icon{font-size:22px;margin-bottom:6px}
.p-rows{padding:6px 0}
.p-row{display:flex;justify-content:space-between;align-items:center;padding:11px 24px;border-bottom:1px solid rgba(201,168,76,.06)}
.p-row:last-child{border-bottom:none}
.p-row span{font-size:13px;color:var(--muted)}
.p-row strong{font-size:13px;color:var(--gold2);font-weight:600}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:8px;max-width:760px}
.faq-item{border:1px solid var(--border);border-radius:10px;background:var(--bg2);overflow:hidden}
.faq-item:last-child{border-bottom:none}
.faq-q{padding:18px 24px;font-weight:500;font-size:14px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;user-select:none;gap:16px}
.faq-q:hover{background:rgba(201,168,76,.04)}
.faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;font-size:13px;color:var(--muted);line-height:1.75}
.faq-item.open .faq-a{max-height:200px;padding:0 24px 18px}
.faq-arr{transition:transform .3s;color:var(--gold);flex-shrink:0;font-size:14px}
.faq-item.open .faq-arr{transform:rotate(180deg)}

/* STEPS */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.step{text-align:center;padding:40px 28px;background:var(--bg2);border:1px solid var(--border);border-radius:10px}
.s-num{width:48px;height:48px;border:1px solid var(--gold);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Playfair Display',Georgia,serif;font-size:20px;font-weight:700;margin:0 auto 20px;color:var(--gold2)}
.step h3{font-family:'Playfair Display',Georgia,serif;font-size:15px;font-weight:700;margin-bottom:8px}
.step p{color:var(--muted);font-size:13px;line-height:1.7}

/* REVIEW CARDS */
.review-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:28px;transition:border-color .2s}
.review-card:hover{border-color:rgba(201,168,76,.35)}
.stars{color:var(--gold2);font-size:14px;margin-bottom:14px;letter-spacing:2px}
.rev-text{font-size:14px;color:var(--white);line-height:1.75;margin-bottom:16px;font-style:italic;opacity:.9}
.rev-author{font-size:11px;color:var(--gold);font-weight:600;letter-spacing:1px;text-transform:uppercase}

/* TRUST BAR */
.trust-bar{border:1px solid var(--border);padding:20px 32px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:32px;margin-top:32px;background:var(--bg2)}
.t-item{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:500;letter-spacing:.5px;color:var(--muted);text-transform:uppercase}
.t-sep{width:1px;height:28px;background:var(--border)}

/* CTA BLOCK */
.cta-block{border:1px solid var(--border);padding:64px 48px;text-align:center;margin:0 5% 88px;position:relative;overflow:hidden;background:var(--bg2)}
.cta-block::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.cta-block h2{font-family:'Playfair Display',Georgia,serif;font-size:clamp(28px,4.5vw,46px);font-weight:700;letter-spacing:-.5px;margin-bottom:12px}
.cta-block h2 em{font-style:italic;color:var(--gold2)}
.cta-block p{color:var(--muted);font-size:15px;margin-bottom:32px;line-height:1.7}
.btn-cta{display:inline-flex;align-items:center;gap:11px;background:#25d366;color:#fff;padding:16px 38px;border-radius:7px;font-weight:700;font-size:16px;box-shadow:0 6px 24px rgba(37,211,102,.25);transition:transform .2s,box-shadow .2s;letter-spacing:.2px}
.btn-cta:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(37,211,102,.35)}

/* AREAS */
.areas-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.area-card{background:var(--bg2);border:1px solid var(--border);border-radius:8px;padding:16px 20px;transition:background .2s,border-color .2s}
.area-card:hover{background:var(--bg3);border-color:rgba(201,168,76,.35)}
.area-name{font-weight:600;font-size:13px;margin-bottom:3px}
.area-dist{color:var(--muted);font-size:11px;letter-spacing:.3px}

/* WARRANTY STRIP */
.w-strip{border:1px solid rgba(201,168,76,.2);padding:16px 24px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:32px;background:rgba(201,168,76,.04)}
.w-strip strong{color:var(--white);font-size:13px;font-family:'Playfair Display',Georgia,serif}
.w-strip span{color:var(--muted);font-size:12px}

/* TRUST STRIP */
.trust-strip{padding:22px 5%;background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;gap:28px;justify-content:center}
.ts-item{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:500;letter-spacing:.5px;color:var(--muted);text-transform:uppercase}

/* FOOTER */
footer{background:#060810;border-top:1px solid var(--border);padding:48px 5%;display:flex;flex-wrap:wrap;gap:20px;align-items:flex-start;justify-content:space-between}
footer p{color:var(--muted);font-size:12px;margin-top:5px;line-height:1.6}
.f-links{display:flex;gap:20px;flex-wrap:wrap}
.f-links a{color:var(--muted);font-size:12px;transition:color .2s;letter-spacing:.3px}
.f-links a:hover{color:var(--gold2)}

@media(max-width:700px){
  nav{padding:0 4%}
  .nav-links{display:none}
  .hero{padding:90px 4% 55px}
  section{padding:64px 4%}
  .cta-block{padding:44px 24px;margin:0 4% 64px}
  .grid-3,.grid-4,.price-wrap,.steps,.areas-grid{gap:10px}
}