/* ============================================================
   AERIAL INSTALLERS EDINBURGH — SHARED STYLESHEET
   ============================================================ */
:root {
  --navy:#0B1F3A; --navy-dark:#07172a; --navy-mid:#122847;
  --accent:#2EA3F2; --accent-dark:#1a87d4; --accent-light:#e8f5fe;
  --white:#fff; --off-white:#f8fafc; --grey-light:#f1f5f9;
  --grey-mid:#e2e8f0; --grey-text:#64748b; --text:#1e293b;
  --success:#22c55e; --star:#f59e0b; --orange:#f97316;
  --shadow-sm:0 2px 8px rgba(11,31,58,.08);
  --shadow-md:0 4px 20px rgba(11,31,58,.12);
  --shadow-lg:0 8px 40px rgba(11,31,58,.18);
  --radius:12px; --radius-lg:20px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Open Sans',sans-serif;color:var(--text);background:var(--white);font-size:16px;line-height:1.6;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Montserrat',sans-serif;line-height:1.2}
img{max-width:100%;height:auto}
a{text-decoration:none}

/* TOP BAR */
.top-bar{position:fixed;top:0;left:0;right:0;z-index:1001;background:#071828;padding:8px 24px;display:flex;align-items:center;justify-content:center;gap:28px;flex-wrap:wrap;border-bottom:1px solid rgba(46,163,242,.2);transition:transform .3s ease}
.top-bar.hidden{transform:translateY(-100%)}
.tb-item{display:flex;align-items:center;gap:7px;color:rgba(255,255,255,.85);font-family:'Montserrat',sans-serif;font-weight:600;font-size:13px;white-space:nowrap}
.tb-item a{color:inherit;transition:color .2s}.tb-item a:hover,.tb-item:hover{color:var(--accent)}
.tb-icon{width:20px;height:20px;background:rgba(46,163,242,.2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px}
.tb-item strong{color:var(--white)}
.tb-div{width:1px;height:14px;background:rgba(255,255,255,.15)}
@media(max-width:600px){.tb-div,.tb-item:nth-child(4),.tb-item:nth-child(6){display:none}}

/* HEADER */
header{position:fixed;top:37px;left:0;right:0;z-index:1000;background:var(--navy);padding:0 28px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;height:72px;box-shadow:0 2px 20px rgba(0,0,0,.3);transition:top .3s,height .3s}
header.scrolled{top:0;height:64px;background:rgba(11,31,58,.98);backdrop-filter:blur(12px)}
.logo{display:flex;align-items:center}
.logo img{height:52px;width:auto;display:block;border-radius:8px}
.header-phone{display:flex;align-items:center;justify-content:center;gap:10px;color:var(--white);font-family:'Montserrat',sans-serif;font-weight:800;font-size:20px;letter-spacing:.3px;white-space:nowrap;transition:color .2s}
.header-phone:hover{color:var(--accent)}
.ph-icon{width:36px;height:36px;flex-shrink:0;background:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;animation:pulse 2.5s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(46,163,242,.5)}50%{box-shadow:0 0 0 10px rgba(46,163,242,0)}}
.ph-wrap{display:flex;flex-direction:column;line-height:1.2}
.ph-number{font-size:20px;font-weight:800;color:var(--white)}
.ph-sub{font-size:11px;font-weight:600;color:rgba(255,255,255,.55);letter-spacing:.5px;text-transform:uppercase}
.header-right{display:flex;align-items:center;gap:10px;justify-content:flex-end}
.hdr-cta{display:none}
@media(min-width:640px){.hdr-cta{display:flex}}
@media(max-width:560px){.ph-number{font-size:16px}.ph-sub{display:none}.logo img{height:40px}header{padding:0 14px;gap:8px}}

/* NAV */
/* ── HAMBURGER BUTTON ── */
.mob-menu-btn{
  display:none;
  flex-direction:column;justify-content:center;align-items:center;gap:5px;
  width:40px;height:40px;background:rgba(255,255,255,.1);border:none;
  border-radius:8px;cursor:pointer;flex-shrink:0;padding:0;
}
.mob-menu-btn span{
  display:block;width:20px;height:2px;background:#fff;
  border-radius:2px;transition:all .3s ease;transform-origin:center;
}
.mob-menu-btn.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mob-menu-btn.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.mob-menu-btn.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:899px){.mob-menu-btn{display:flex}}

/* ── DESKTOP NAV BAR ── */
nav{display:none}
@media(min-width:900px){
  nav{display:flex;gap:0;position:fixed;top:109px;left:0;right:0;z-index:999;background:var(--navy-mid);justify-content:center;border-bottom:1px solid rgba(255,255,255,.08);transition:top .3s}
  nav.scrolled{top:64px}
  nav a{color:rgba(255,255,255,.8);font-family:'Montserrat',sans-serif;font-weight:600;font-size:13px;padding:12px 20px;letter-spacing:.3px;transition:all .2s;border-bottom:2px solid transparent;text-transform:uppercase}
  nav a:hover,nav a.active{color:var(--white);border-bottom-color:var(--accent)}
}

/* ── MOBILE DRAWER ── */
#mob-drawer{
  display:none;
  position:fixed;top:109px;left:0;right:0;z-index:998;
  background:var(--navy);
  flex-direction:column;
  border-top:1px solid rgba(255,255,255,.08);
  box-shadow:0 8px 30px rgba(0,0,0,.3);
  max-height:0;overflow:hidden;
  transition:max-height .35s ease;
}
#mob-drawer.open{max-height:400px}
@media(max-width:899px){#mob-drawer{display:flex}}
#mob-drawer.scrolled{top:64px}
#mob-drawer a{
  display:flex;align-items:center;gap:12px;
  color:rgba(255,255,255,.85);
  font-family:'Montserrat',sans-serif;font-weight:700;font-size:14px;
  padding:16px 24px;text-decoration:none;letter-spacing:.3px;
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:all .2s;
}
#mob-drawer a:hover,#mob-drawer a.active{color:#fff;background:rgba(46,163,242,.12);padding-left:30px}
#mob-drawer a .mob-icon{font-size:16px;width:20px;text-align:center}
#mob-drawer .mob-cta{
  margin:14px 16px 16px;
  display:flex;gap:10px;
}
#mob-drawer .mob-cta a{
  flex:1;justify-content:center;padding:13px 16px;border-radius:8px;
  border-bottom:none;font-size:13px;
}
#mob-drawer .mob-cta a:hover{padding-left:16px}
#mob-drawer .mob-cta a.call{background:var(--accent);color:#fff}
#mob-drawer .mob-cta a.call:hover{background:var(--accent-dark)}
#mob-drawer .mob-cta a.quote{background:var(--orange);color:#fff}
#mob-drawer .mob-cta a.quote:hover{background:#ea6c00}

.page-pad{padding-top:185px}
@media(max-width:899px){.page-pad{padding-top:110px}}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:'Montserrat',sans-serif;font-weight:700;font-size:14px;letter-spacing:.4px;padding:12px 22px;border-radius:8px;cursor:pointer;border:none;white-space:nowrap;transition:all .2s;text-decoration:none}
.btn-accent{background:var(--accent);color:var(--white)}.btn-accent:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 4px 16px rgba(46,163,242,.4)}
.btn-orange{background:var(--orange);color:var(--white)}.btn-orange:hover{background:#ea6c00;transform:translateY(-1px);box-shadow:0 4px 16px rgba(249,115,22,.4)}
.btn-white{background:var(--white);color:var(--navy)}.btn-white:hover{background:var(--grey-light);transform:translateY(-1px)}
.btn-outline-white{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.7)}.btn-outline-white:hover{background:rgba(255,255,255,.1);border-color:var(--white)}
.btn-navy{background:var(--navy);color:var(--white)}.btn-navy:hover{background:var(--navy-mid);transform:translateY(-1px)}
.btn-lg{font-size:16px;padding:17px 34px;border-radius:10px}
.btn-xl{font-size:17px;padding:20px 40px;border-radius:10px}

/* SECTION COMMON */
section{padding:80px 24px}
.container{max-width:1100px;margin:0 auto}
.section-tag{display:inline-block;font-family:'Montserrat',sans-serif;font-weight:700;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--accent);background:var(--accent-light);padding:5px 14px;border-radius:100px;margin-bottom:14px}
.section-title{font-size:clamp(26px,4vw,38px);font-weight:800;color:var(--navy);margin-bottom:14px}
.section-sub{font-size:17px;color:var(--grey-text);max-width:580px;line-height:1.7}
.section-header{margin-bottom:48px}
.section-header.center{text-align:center}
.section-header.center .section-sub{margin:0 auto}

/* PAGE HERO (inner pages) */
.page-hero{background:linear-gradient(135deg,rgba(11,31,58,.92) 0%,rgba(11,31,58,.82) 100%),url('') center/cover no-repeat;padding:80px 24px;text-align:center}
.page-hero h1{font-size:clamp(30px,4.5vw,50px);font-weight:900;color:var(--white);margin-bottom:14px}
.page-hero p{font-size:18px;color:rgba(255,255,255,.82);max-width:580px;margin:0 auto 28px}
.breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:16px;flex-wrap:wrap}
.breadcrumb a{color:var(--accent)}.breadcrumb a:hover{text-decoration:underline}
.breadcrumb span{color:rgba(255,255,255,.3)}

/* TRUST BAR */
.trust-bar{background:var(--white);border-bottom:1px solid var(--grey-mid);padding:20px 24px;box-shadow:var(--shadow-sm)}
.trust-bar-inner{max-width:1100px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:center}
.trust-item{display:flex;align-items:center;gap:10px;padding:10px 26px;border-right:1px solid var(--grey-mid);flex:1;min-width:170px;justify-content:center}
.trust-item:last-child{border-right:none}
.trust-icon{width:40px;height:40px;min-width:40px;background:var(--accent-light);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px}
.trust-label{font-family:'Montserrat',sans-serif;font-weight:700;font-size:14px;color:var(--navy)}
.trust-sub{font-size:12px;color:var(--grey-text)}

/* SERVICE CARDS */
.service-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--grey-mid);transition:all .3s;display:flex;flex-direction:column;position:relative}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent-dark));transform:scaleX(0);transform-origin:left;transition:transform .3s}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.service-card:hover::before{transform:scaleX(1)}
.service-card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.service-card-body{padding:22px 24px 24px;flex:1;display:flex;flex-direction:column}
.service-card h3{font-size:18px;font-weight:800;color:var(--navy);margin-bottom:8px}
.service-card p{font-size:14px;color:var(--grey-text);line-height:1.65;flex:1;margin-bottom:18px}
.service-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-family:'Montserrat',sans-serif;font-weight:700;font-size:13px;transition:gap .2s}.service-link:hover{gap:10px}

/* REVIEW CARDS */
.review-card{background:var(--off-white);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);border:1px solid var(--grey-mid);position:relative;transition:box-shadow .3s}
.review-card:hover{box-shadow:var(--shadow-md)}
.review-card::before{content:'"';position:absolute;top:14px;right:20px;font-size:72px;color:var(--grey-mid);font-family:Georgia,serif;line-height:1}
.stars{color:var(--star);font-size:16px;margin-bottom:12px;letter-spacing:2px}
.review-text{font-size:15px;color:var(--text);line-height:1.7;margin-bottom:16px;font-style:italic}
.review-footer{display:flex;align-items:center;gap:10px}
.reviewer-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--navy));display:flex;align-items:center;justify-content:center;color:white;font-family:'Montserrat',sans-serif;font-weight:700;font-size:14px;flex-shrink:0}
.reviewer-name{font-family:'Montserrat',sans-serif;font-weight:700;font-size:14px;color:var(--navy)}
.reviewer-meta{font-size:12px;color:var(--grey-text)}
.g-badge{margin-left:auto;background:var(--white);border-radius:6px;padding:3px 8px;font-size:11px;font-weight:700;color:var(--grey-text);display:flex;align-items:center;gap:2px;border:1px solid var(--grey-mid)}
.g-b{color:#4285f4}.g-r{color:#ea4335}.g-y{color:#fbbc04}.g-g{color:#34a853}

/* WHY CHECKS */
.why-checks{list-style:none;display:flex;flex-direction:column;gap:12px;margin:20px 0 28px}
.why-checks li{display:flex;align-items:flex-start;gap:12px;font-size:15px;color:var(--text)}
.check-icon{width:22px;height:22px;min-width:22px;background:var(--success);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-size:11px;margin-top:2px}

/* CONTACT FORM */
.form-card{background:var(--white);border-radius:var(--radius-lg);padding:38px;box-shadow:0 20px 60px rgba(0,0,0,.15)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
@media(max-width:500px){.form-grid{grid-template-columns:1fr}}
.form-full{grid-column:1/-1}
.form-group{display:flex;flex-direction:column;gap:5px}
.form-group label{font-family:'Montserrat',sans-serif;font-weight:700;font-size:11px;color:var(--navy);letter-spacing:.3px;text-transform:uppercase}
.form-group input,.form-group select,.form-group textarea{padding:12px 15px;border:1.5px solid var(--grey-mid);border-radius:8px;font-family:'Open Sans',sans-serif;font-size:14px;color:var(--text);background:var(--grey-light);transition:border-color .2s,box-shadow .2s;outline:none;resize:none}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(46,163,242,.15);background:white}
.form-group input::placeholder,.form-group textarea::placeholder{color:#aab4c0}
.form-submit{width:100%;background:var(--orange);color:white;border:none;cursor:pointer;padding:17px;border-radius:10px;font-family:'Montserrat',sans-serif;font-weight:700;font-size:16px;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:4px}
.form-submit:hover{background:#ea6c00;transform:translateY(-1px)}
.form-trust{font-size:12px;color:var(--grey-text);text-align:center;margin-top:12px}
.form-success{display:none;background:rgba(34,197,94,.1);border:1px solid var(--success);color:#15803d;font-family:'Montserrat',sans-serif;font-weight:700;font-size:14px;padding:14px 18px;border-radius:8px;margin-top:14px;text-align:center}

/* FOOTER */
footer{background:var(--navy-dark);color:rgba(255,255,255,.8);padding:60px 24px 0}
.footer-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.footer-grid{grid-template-columns:1fr}}
.footer-logo img{height:52px;width:auto;border-radius:8px;margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.7;opacity:.7;margin-bottom:18px}
.fc-item{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.8);font-size:14px;margin-bottom:8px;transition:color .2s}
.fc-item a{color:inherit}.fc-item:hover,.fc-item a:hover{color:var(--accent)}
.fc-icon{width:30px;height:30px;background:rgba(46,163,242,.15);border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}
footer h4{font-family:'Montserrat',sans-serif;font-weight:700;font-size:13px;color:var(--white);letter-spacing:.5px;text-transform:uppercase;margin-bottom:16px}
footer ul{list-style:none;display:flex;flex-direction:column;gap:9px}
footer ul a{color:rgba(255,255,255,.6);font-size:14px;transition:color .2s;display:flex;align-items:center;gap:6px}
footer ul a:hover{color:var(--accent)}
footer ul a::before{content:'›';color:var(--accent);font-size:15px}
.footer-hours p{font-size:14px;font-weight:600;color:var(--white);margin-bottom:5px}
.open-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(34,197,94,.15);color:var(--success);font-family:'Montserrat',sans-serif;font-weight:700;font-size:12px;padding:5px 12px;border-radius:100px;margin-top:8px}
.open-badge::before{content:'';width:7px;height:7px;background:var(--success);border-radius:50%}
.footer-bottom{max-width:1100px;margin:0 auto;padding:20px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:13px;color:rgba(255,255,255,.4)}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.4);font-size:12px;transition:color .2s}.footer-links a:hover{color:var(--accent)}
.social-icons{display:flex;gap:8px}
.social-icon{width:32px;height:32px;background:rgba(255,255,255,.08);border-radius:7px;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.6);font-size:14px;transition:all .2s}
.social-icon:hover{background:var(--accent);color:white}

/* STICKY MOBILE */
.sticky-mobile{position:fixed;bottom:0;left:0;right:0;z-index:900;background:var(--navy);padding:12px 16px;display:flex;gap:10px;box-shadow:0 -4px 20px rgba(0,0,0,.3)}
.sticky-mobile .btn{flex:1;font-size:15px;padding:14px}
@media(min-width:768px){.sticky-mobile{display:none}}
@media(max-width:767px){footer{padding-bottom:80px}}

/* ANIMATIONS */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s}
.reveal.visible{opacity:1;transform:none}
.reveal-delay-1{transition-delay:.1s}.reveal-delay-2{transition-delay:.2s}
.reveal-delay-3{transition-delay:.3s}.reveal-delay-4{transition-delay:.4s}

/* GUARANTEE STRIP */
.guarantee-strip{background:var(--navy);padding:40px 24px}
.guarantee-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2px}
.guarantee-item{display:flex;flex-direction:column;align-items:center;text-align:center;padding:28px 20px;gap:10px;background:rgba(255,255,255,.04);border-radius:var(--radius);transition:background .2s}
.guarantee-item:hover{background:rgba(46,163,242,.1)}
.gi-icon{font-size:32px;margin-bottom:4px}
.guarantee-item h4{font-family:'Montserrat',sans-serif;font-weight:700;font-size:15px;color:var(--white)}
.guarantee-item p{font-size:13px;color:rgba(255,255,255,.6);line-height:1.5}

/* CTA SECTION */
.cta-section{background:linear-gradient(135deg,var(--navy) 0%,#0d2a50 100%);padding:80px 24px;text-align:center;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:-30%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(46,163,242,.1) 0%,transparent 70%);pointer-events:none}
.cta-section h2{font-size:clamp(26px,4vw,42px);font-weight:900;color:var(--white);margin-bottom:14px;position:relative;z-index:1}
.cta-section h2 span{color:var(--accent)}
.cta-section p{font-size:18px;color:rgba(255,255,255,.75);margin-bottom:36px;max-width:560px;margin-left:auto;margin-right:auto;position:relative;z-index:1}
.cta-btns{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;position:relative;z-index:1}