/* ============ Duct Master — static styles ============ */
:root{
  --navy-deep:#151a3d;
  --navy:#1f2a63;
  --navy-soft:#4a558a;
  --green:#f39c3a;         /* brand orange */
  --green-bright:#ffb85a;
  --green-soft:#fff3e0;
  --gold:#f0b429;
  --gold-soft:#fdefc8;
  --bg:#ffffff;
  --border:#e6e8f0;
  --muted:#f5f7fb;
  --text:#151a3d;
  --text-soft:#4a558a;
  --gradient-hero:linear-gradient(135deg,#fbfcff 0%,#fff3e0 100%);
  --gradient-green:linear-gradient(135deg,#f39c3a 0%,#ffb85a 100%);
  --gradient-brand:linear-gradient(135deg,#1f2a63 0%,#f39c3a 100%);
  --gradient-gold:linear-gradient(135deg,#f0b429 0%,#ffd76b 100%);
  --shadow-elegant:0 20px 50px -20px rgba(21,26,61,.3);
  --shadow-glow:0 0 40px rgba(243,156,58,.35);
  --shadow-badge:0 25px 60px -15px rgba(21,26,61,.55);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Inter",system-ui,sans-serif;-webkit-font-smoothing:antialiased;
  line-height:1.55;
}
h1,h2,h3,h4{font-family:"Plus Jakarta Sans",system-ui,sans-serif;letter-spacing:-.02em;color:var(--navy-deep);margin:0}
h1{font-weight:900;line-height:1.05;font-size:clamp(2.2rem,5vw,4.5rem)}
h2{font-weight:900;line-height:1.1;font-size:clamp(1.8rem,3.5vw,3rem)}
h3{font-weight:800;font-size:1.15rem}
p{margin:0}
a{color:inherit;text-decoration:none}
img,video{display:block;max-width:100%;height:auto}
ul{margin:0;padding:0;list-style:none}

.container{max-width:1200px;margin:0 auto;padding:0 1.25rem}
.section{padding:5rem 0}
.section-head{max-width:640px;margin:0 auto 3rem;text-align:center}
.section-head h2{margin-top:1rem}
.section-head p{margin-top:1rem;color:var(--text-soft);font-size:1.05rem}
.center{text-align:center}
.center-flex{justify-content:center}
.bg-white{background:#fff}
.bg-hero{background:var(--gradient-hero)}
.bg-navy{background:var(--navy-deep);color:#fff}
.bg-navy h2{color:#fff}

/* Pills */
.pill{display:inline-flex;align-items:center;gap:.4rem;font-size:.75rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;padding:.4rem 1rem;border-radius:999px}
.pill-white{background:#fff;border:1px solid rgba(243,156,58,.25);color:var(--navy);box-shadow:0 2px 6px rgba(21,26,61,.05)}
.pill-green{background:var(--green-soft);color:var(--green)}
.pill-gold{background:var(--gold-soft);color:var(--navy-deep)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.6rem;border-radius:999px;font-weight:800;font-size:.95rem;transition:.25s;border:0;cursor:pointer}
.btn-sm{padding:.6rem 1.25rem;font-size:.85rem}
.btn-primary{background:var(--gradient-green);color:#fff;box-shadow:var(--shadow-elegant)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}
.btn-outline{background:#fff;border:1px solid rgba(31,42,99,.15);color:var(--navy)}
.btn-outline:hover{border-color:var(--green);color:var(--green)}
.btn-glass{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;backdrop-filter:blur(8px)}
.btn-glass:hover{background:rgba(255,255,255,.2)}

.text-green-gradient{background:var(--gradient-green);-webkit-background-clip:text;background-clip:text;color:transparent}

/* Header */
#site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);transition:.3s}
#site-header.scrolled{box-shadow:0 4px 20px -8px rgba(21,26,61,.15)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:5rem}
.brand{display:flex;align-items:center;gap:.65rem}
.logo-ring{width:44px;height:44px;border-radius:50%;overflow:hidden;box-shadow:var(--shadow-elegant);outline:2px solid rgba(243,156,58,.4);background:#fff;display:block;flex-shrink:0}
.logo-ring img{width:100%;height:100%;object-fit:cover}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:"Plus Jakarta Sans";font-weight:800;color:var(--navy);font-size:1rem}
.brand-tag{font-size:.68rem;font-weight:700;color:var(--green);text-transform:uppercase;letter-spacing:.12em}
.nav-links{display:flex;gap:2rem;flex:1;justify-content:center}
.nav-links a{font-size:.9rem;font-weight:600;color:rgba(31,42,99,.8);position:relative;padding:.25rem}
.nav-links a:hover{color:var(--green)}
.nav-cta{display:flex;align-items:center;gap:.75rem}
.nav-phone{font-size:.85rem;font-weight:700;color:var(--navy)}
.nav-phone:hover{color:var(--green)}
.menu-btn{display:none;background:none;border:0;font-size:1.5rem;color:var(--navy);cursor:pointer;padding:.4rem .6rem}
.mobile-menu{display:none;flex-direction:column;padding:1rem 1.25rem;border-top:1px solid var(--border);gap:.25rem;background:#fff}
.mobile-menu a{padding:.75rem;border-radius:.5rem;font-weight:600;color:var(--navy)}
.mobile-menu a:hover{background:var(--green-soft);color:var(--green)}
.mobile-menu.open{display:flex}

@media (max-width:768px){
  .nav-links,.nav-phone{display:none}
  .menu-btn{display:block}
}
@media (max-width:520px){
  .btn-sm{display:none}
}

/* Hero */
.hero{position:relative;overflow:hidden;padding:8rem 0 5rem;background:var(--gradient-hero)}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.hero-bg::before,.hero-bg::after{content:"";position:absolute;width:24rem;height:24rem;border-radius:50%;filter:blur(80px);opacity:.5;animation:breathe 4.5s ease-in-out infinite}
.hero-bg::before{top:-6rem;left:-6rem;background:rgba(243,156,58,.25)}
.hero-bg::after{top:10rem;right:-6rem;background:rgba(31,42,99,.2);animation-delay:1.5s}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:3.5rem;align-items:center}
.hero-left .lead{margin-top:1.25rem;font-size:1.15rem;color:var(--text-soft);max-width:34rem}
.hero-left h1{margin-top:1.25rem}
.hero-ctas{margin-top:2rem;display:flex;flex-wrap:wrap;gap:.75rem}
.hero-meta{margin-top:2rem;display:flex;flex-wrap:wrap;gap:1.5rem;font-size:.9rem;color:var(--text-soft)}
.stars{color:var(--gold);font-weight:700}
.stars b{color:var(--navy);margin:0 .25rem}
.guarantee{color:var(--navy)}
.hero-right{position:relative}
.hero-image{position:relative;border-radius:1.5rem;overflow:hidden;box-shadow:var(--shadow-elegant);border:1px solid rgba(255,255,255,.6);aspect-ratio:4/5;max-width:520px;margin:0 auto}
.hero-image img{width:100%;height:100%;object-fit:cover}
.price-badge{position:absolute;top:-1rem;left:-1rem;background:var(--gradient-brand);color:#fff;padding:1.1rem 1.4rem;border-radius:1rem;border:2px solid rgba(243,156,58,.6);box-shadow:var(--shadow-badge);transform:rotate(-6deg);min-width:210px}
.pb-eyebrow{font-size:.7rem;font-weight:800;letter-spacing:.2em;color:var(--green-bright);text-transform:uppercase;margin-bottom:.25rem}
.pb-price{font-family:"Plus Jakarta Sans";font-weight:900;font-size:3rem;line-height:1;display:flex;align-items:baseline;gap:.15rem}
.pb-price span{font-size:1.15rem;font-weight:700;color:rgba(255,255,255,.8)}
.pb-sub{font-size:.75rem;font-weight:700;margin-top:.35rem;color:rgba(255,255,255,.9)}
.pb-guarantee{margin-top:.5rem;font-size:.72rem;font-weight:700;color:var(--gold)}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:3rem}
  .price-badge{left:auto;right:1rem;top:-.5rem}
}

/* Features */
.feature-list{display:flex;flex-direction:column;gap:1.25rem;max-width:820px;margin:0 auto}
.feature{display:grid;grid-template-columns:auto 1fr;gap:1rem;padding:1.5rem;background:#fff;border:1px solid var(--border);border-radius:1rem;transition:.3s}
.feature:hover{border-color:var(--green);transform:translateY(-3px);box-shadow:var(--shadow-elegant)}
.fnum{width:2.75rem;height:2.75rem;border-radius:50%;background:var(--gradient-brand);color:#fff;display:grid;place-items:center;font-family:"Plus Jakarta Sans";font-weight:900;font-size:1.05rem;box-shadow:var(--shadow-elegant)}
.feature p{margin-top:.4rem;color:var(--text-soft);font-size:.95rem}

/* Results */
.results-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.75rem;align-items:start}
.results-videos{display:grid;gap:1.75rem}
.media-card{margin:0;border-radius:1rem;overflow:hidden;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-elegant);position:relative}
.media-card video,.media-card img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}
.media-card figcaption{padding:.75rem;text-align:center;font-size:.85rem;font-weight:600;color:var(--navy);background:#fff}
#results .media-card img{aspect-ratio:auto}
.badge-corner{position:absolute;top:1rem;left:1rem;background:rgba(255,255,255,.95);color:var(--navy-deep);font-size:.7rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase;padding:.35rem .8rem;border-radius:999px;box-shadow:var(--shadow-elegant)}
@media (max-width:860px){.results-grid{grid-template-columns:1fr}}

/* Truck */
.truck-grid{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.truck-image{background:var(--navy-deep)}
.truck-image img{aspect-ratio:auto;height:100%}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-top:2rem}
.stat-card{padding:1rem;border-radius:1rem;border:1px solid var(--border);background:#fff;transition:.3s}
.stat-card:hover{border-color:var(--green);box-shadow:var(--shadow-elegant)}
.stat-icon{width:2.5rem;height:2.5rem;border-radius:.75rem;background:var(--green-soft);color:var(--green);display:grid;place-items:center;font-size:1.15rem;margin-bottom:.65rem}
.stat-card b{display:block;font-family:"Plus Jakarta Sans";font-weight:800;color:var(--navy-deep);font-size:.9rem}
.stat-card span{font-size:.75rem;color:var(--text-soft);font-weight:600}
#equipment .lead{margin-top:1.25rem;color:var(--text-soft);font-size:1.05rem}
#equipment h2{margin-top:1rem}
@media (max-width:900px){.truck-grid{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr}}

/* Benefits */
.eyebrow-green{text-align:center;font-size:.75rem;font-weight:800;letter-spacing:.25em;color:var(--green-bright);text-transform:uppercase}
.benefits-grid{margin-top:2rem;display:grid;grid-template-columns:repeat(6,1fr);gap:1rem}
.benefit{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:1rem;padding:1.25rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.75rem;transition:.3s}
.benefit:hover{background:rgba(255,255,255,.1);border-color:rgba(243,156,58,.5)}
.benefit-icon{width:3.5rem;height:3.5rem;border-radius:1rem;background:var(--gradient-green);display:grid;place-items:center;font-size:1.4rem;box-shadow:var(--shadow-glow)}
.benefit b{font-weight:700;font-size:.95rem;color:#fff}
@media (max-width:900px){.benefits-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:520px){.benefits-grid{grid-template-columns:repeat(2,1fr)}}

/* Payment */
.payment-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.75rem}
.pay-card{background:#fff;border-radius:1.5rem;padding:2rem;border:1.5px solid transparent;background-image:linear-gradient(#fff,#fff),linear-gradient(135deg,rgba(243,156,58,.6),rgba(31,42,99,.2),rgba(243,156,58,.4));background-origin:border-box;background-clip:padding-box,border-box;transition:.4s}
.pay-card:hover{box-shadow:var(--shadow-glow)}
.pay-head{display:flex;align-items:center;gap:1rem}
.pay-icon{width:3.25rem;height:3.25rem;border-radius:1rem;display:grid;place-items:center;font-size:1.4rem;color:#fff}
.pay-icon.green{background:var(--gradient-green)}
.pay-icon.gold{background:var(--gradient-gold);color:var(--navy-deep)}
.pay-head h3{font-size:1.35rem}
.pay-head span{display:block;font-size:.72rem;font-weight:700;color:var(--green);text-transform:uppercase;letter-spacing:.15em;margin-top:.15rem}
.pay-card p{margin-top:1.25rem;color:var(--text-soft)}
.pay-foot{margin-top:1.5rem;font-weight:600;color:var(--navy)}
.check-list{margin-top:1.25rem;display:flex;flex-direction:column;gap:.75rem}
.check-list li{display:flex;gap:.6rem;color:var(--text-soft);font-size:.95rem}
.check-list li::before{content:"✓";color:var(--green);font-weight:900}
@media (max-width:860px){.payment-grid{grid-template-columns:1fr}}

/* Final CTA */
.cta-final{position:relative;overflow:hidden}
.cta-title{margin-top:1.25rem;font-size:clamp(2.2rem,4.5vw,3.75rem);color:#fff}
.cta-sub{margin-top:1.5rem;color:rgba(255,255,255,.75);font-size:1.1rem;max-width:34rem;margin-left:auto;margin-right:auto}
.cta-final .hero-ctas{margin-top:2.25rem}

/* Footer */
footer{background:#0d1130;color:rgba(255,255,255,.7);padding:4rem 0 2rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2.5rem}
.footer-brand p{margin-top:1rem;font-size:.9rem;max-width:28rem;line-height:1.6}
footer h4{color:#fff;font-size:.85rem;letter-spacing:.15em;text-transform:uppercase;font-weight:800}
footer ul{margin-top:1rem;display:flex;flex-direction:column;gap:.6rem;font-size:.9rem}
footer a:hover{color:var(--green-bright)}
.footer-bottom{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;flex-wrap:wrap;gap:.75rem;font-size:.75rem}
@media (max-width:768px){.footer-grid{grid-template-columns:1fr}}

/* Animations */
@keyframes breathe{0%,100%{transform:scale(1);opacity:.55}50%{transform:scale(1.06);opacity:.85}}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}