:root{
  --primary:#078f83;
  --primary-dark:#056b60;
  --primary-light:#e8f7f5;
  --bg:#f5f8f9;
  --card:#fff;
  --border:#e7edf0;
  --text:#12202b;
  --text-muted:#60717b;
  --danger:#c0392b;
  --success:#078f83;
  --warning:#e8a838;
  --shadow:0 2px 12px rgba(18,32,43,.08);
  --shadow-lg:0 8px 30px rgba(18,32,43,.12);
  --radius:14px;
  --radius-sm:10px;
  --transition:.25s ease;
  --header-bg:#fff;
  --header-border:#e7edf0;
  --nav-bg:#fff;
  --nav-border:#e7edf0;
  --hero-card-bg:#fff;
  --hero-card-text:#142530;
  --hero-card-shadow:#0003;
  --trust-bg:#fff;
  --trust-border:#e3eaed;
  --feature-bg:#fff;
  --feature-border:#e3eaed;
  --card-bg:#fff;
  --card-border:#e2e9ec;
  --use-card-bg:#fff;
  --use-card-border:#dfe7ea;
  --section-alt-bg:#f5f8f9;
  --footer-bg:#fff;
  --bottom-bar-bg:#fff;
  --bottom-bar-border:#dce4e7;
  --muted-color:#687983;
  --input-bg:#fff;
  --input-border:#e7edf0;
  --overlay-bg:rgba(0,0,0,0.4);
  --lightbox-bg:rgba(0,0,0,0.9);
  --mobile-nav-bg:#fff;
  --mobile-nav-border:#e7edf0;
  --mobile-link-hover:#f5faf9;
  /* Logo variables - match logo.html */
  --logo-dark:#111e2f;
  --logo-green:#08C4B4;
  --logo-bg:#ffffff;
  /* CTA Calculator section for light mode */
  --cta-calc-bg:linear-gradient(135deg,var(--primary-light),var(--primary));
  --cta-calc-text:var(--primary-dark);
  --cta-calc-btn-bg:#fff;
  --cta-calc-btn-text:var(--primary);
  /* Touch-follow gradient variables */
  --mouse-x:50%;
  --mouse-y:50%;
  --glow-size:400px;
  --glow-opacity:0.25;
  --glow-color:var(--primary);
  --card-glow-x:50%;
  --card-glow-y:50%;
  --card-glow-opacity:0;
}
[data-theme="dark"]{
  --bg:#0f172a;
  --card:#1e293b;
  --border:#334155;
  --text:#f1f5f9;
  --text-muted:#94a3b8;
  --primary:#0ac8b5;
  --primary-dark:#089789;
  --primary-light:#0d3d3a;
  --shadow:0 2px 12px rgba(0,0,0,.3);
  --shadow-lg:0 8px 30px rgba(0,0,0,.4);
  --danger:#f87171;
  --success:#10b981;
  --warning:#fbbf24;
  --header-bg:#1e293b;
  --header-border:#334155;
  --nav-bg:#1e293b;
  --nav-border:#334155;
  --hero-card-bg:#1e293b;
  --hero-card-text:#f1f5f9;
  --hero-card-shadow:#0005;
  --trust-bg:#1e293b;
  --trust-border:#334155;
  --feature-bg:#1e293b;
  --feature-border:#334155;
  --card-bg:#1e293b;
  --card-border:#334155;
  --use-card-bg:#1e293b;
  --use-card-border:#334155;
  --section-alt-bg:#111827;
  --footer-bg:#1e293b;
  --bottom-bar-bg:#1e293b;
  --bottom-bar-border:#334155;
  --muted-color:#94a3b8;
  --input-bg:#1e293b;
  --input-border:#334155;
  --overlay-bg:rgba(0,0,0,0.6);
  --lightbox-bg:rgba(0,0,0,0.95);
  --mobile-nav-bg:#1e293b;
  --mobile-nav-border:#334155;
  --mobile-link-hover:#1e3a3a;
  /* Logo variables for dark mode */
  --logo-dark:#e8eef7;
  --logo-green:#08C4B4;
  --logo-bg:#0b1220;
  /* Touch-follow gradient variables for dark mode */
  --glow-opacity:0.35;
  --glow-color:var(--primary);
  /* CTA Calculator section for dark mode */
  --cta-calc-bg:linear-gradient(135deg,#0d3d3a,#078f83);
  --cta-calc-text:#e8f7f5;
  --cta-calc-btn-bg:#e8f7f5;
  --cta-calc-btn-text:#078f83;
}

/* ========================================
   Calculator Page Styles
   ======================================== */

/* Simple results list */
.results-simple{
  list-style:none;
  margin:0 0 18px;
  padding:0;
}
.results-simple li{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:12px 0;
  border-bottom:1px solid var(--border);
}
.results-simple li:last-child{
  border-bottom:none;
}
.results-simple span:first-child{
  color:var(--text-muted);
}
.results-simple strong{
  color:var(--text);
  font-size:1.05rem;
  white-space:nowrap;
}

.calculator-cta{
  background:var(--cta-calc-bg);
  color:var(--cta-calc-text);
}
.calculator-cta h2,
.calculator-cta p{
  color:var(--cta-calc-text);
}

.calc-form{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.calc-form .form-group{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.calc-form label{
  font-weight:700;
  font-size:.9rem;
  color:var(--text);
}
.required{
  color:var(--danger);
  margin-right:2px;
}
.calc-form input,
.calc-form select{
  padding:12px 14px;
  border:1px solid var(--input-border);
  border-radius:var(--radius-sm);
  background:var(--input-bg);
  color:var(--text);
  font:inherit;
  font-size:1rem;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.calc-form input:focus,
.calc-form select:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px var(--primary-light);
}
.calc-form input::placeholder{
  color:var(--text-muted);
}
.form-hint{
  font-size:.75rem;
  color:var(--text-muted);
}
.form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}

.card-head{
  margin-bottom:16px;
  padding-bottom:12px;
  border-bottom:1px solid var(--card-border);
}
.card-head h2{
  margin:0;
  font-size:1.1rem;
}

.results-card{
  animation:fadeInUp .4s ease;
}
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(16px)}
  to{opacity:1;transform:translateY(0)}
}

.result-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
  margin-bottom:20px;
}
.result-item{
  background:var(--feature-bg);
  border:1px solid var(--feature-border);
  border-radius:var(--radius);
  padding:16px;
  text-align:center;
  transition:background var(--transition),border-color var(--transition);
}
.result-item.primary{
  grid-column:span 2;
  background:var(--primary-light);
  border-color:var(--primary);
}
.result-label{
  display:block;
  font-size:.75rem;
  font-weight:700;
  color:var(--text-muted);
  text-transform:uppercase;
  letter-spacing:.5px;
  margin-bottom:6px;
}
.result-value{
  display:block;
  font-size:1.5rem;
  font-weight:900;
  color:var(--text);
  line-height:1.2;
}
.result-item.primary .result-value{
  color:var(--primary);
}
.result-unit{
  display:block;
  font-size:.7rem;
  color:var(--text-muted);
  margin-top:2px;
}

.result-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.result-actions .btn{
  flex:1;
  min-width:160px;
}

.formula-details{
  margin-top:20px;
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:var(--bg);
}
.formula-details summary{
  padding:12px 16px;
  font-weight:700;
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  color:var(--text);
}
.formula-details summary::after{
  content:'▼';
  font-size:.7rem;
  color:var(--text-muted);
  transition:transform var(--transition);
}
.formula-details[open] summary::after{
  transform:rotate(180deg);
}
.formula-details summary::-webkit-details-marker{
  display:none;
}
.formula-content{
  padding:0 16px 16px;
  font-size:.85rem;
  line-height:1.8;
  color:var(--text);
}
.formula-content h4{
  margin:12px 0 8px;
  font-size:.9rem;
  color:var(--primary);
}
.formula-content ul{
  margin:0;
  padding-right:20px;
}
.formula-content li{
  margin:4px 0;
}
.formula-content small{
  color:var(--text-muted);
}

@media(max-width:600px){
  .result-grid{
    grid-template-columns:1fr;
  }
  .result-item.primary{
    grid-column:auto;
  }
  .form-row{
    grid-template-columns:1fr;
  }
  .result-actions .btn{
    flex:1 1 100%;
  }
}

/* 1. Hero Spotlight - radial gradient following mouse */
.hero{
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:radial-gradient(circle var(--glow-size) at var(--mouse-x) var(--mouse-y), var(--glow-color) var(--glow-opacity), transparent 70%);
  opacity:0;
  transition:opacity 0.3s ease;
  z-index:0;
}
.hero:hover::before{
  opacity:1;
}
.hero > *{
  position:relative;
  z-index:1;
}

/* 2. Full-page Ambient Glow (subtle, on body) */
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:radial-gradient(circle 500px at var(--mouse-x) var(--mouse-y), var(--glow-color) calc(var(--glow-opacity) * 0.5), transparent 80%);
  opacity:0;
  transition:opacity 0.5s ease;
  z-index:-1;
}
body.has-mouse::after{
  opacity:1;
}

/* 3. Card Magnetic Glow */
.card.project,
.use-card,
.feature{
  position:relative;
  overflow:hidden;
}
.card.project::before,
.use-card::before,
.feature::before{
  content:"";
  position:absolute;
  inset:-2px;
  border-radius:inherit;
  background:radial-gradient(circle 200px at var(--card-glow-x) var(--card-glow-y), var(--glow-color) var(--card-glow-opacity), transparent 70%);
  pointer-events:none;
  opacity:var(--card-glow-opacity);
  transition:opacity 0.2s ease;
  z-index:-1;
}

/* 4. SVG Logo Reactive Glow */
.logo-svg{
  filter:drop-shadow(0 0 0 transparent);
  transition:filter 0.3s ease;
}
.logo-svg.glowing{
  filter:drop-shadow(0 0 30px var(--primary)) drop-shadow(0 0 60px var(--primary));
}

/* 5. Desktop Mouse-Following Gradient (always active on desktop) */
@media (min-width: 1024px) {
  .hero{
    background: 
      linear-gradient(135deg, #071c2c, #123b50),
      radial-gradient(circle 600px at var(--mouse-x) var(--mouse-y), var(--primary) 0%, transparent 60%);
    background-blend-mode: normal, screen;
  }
  
  /* Subtle gradient trail on sections */
  .section:not(.alt)::before{
    content:"";
    position:absolute;
    inset:0;
    pointer-events:none;
    background:radial-gradient(circle 300px at var(--mouse-x) var(--mouse-y), var(--primary) 0.08, transparent 70%);
    opacity:0;
    transition:opacity 0.4s ease;
    z-index:0;
  }
  .section:not(.alt):hover::before{
    opacity:1;
  }
  .section:not(.alt) > *{
    position:relative;
    z-index:1;
  }
}
@media(prefers-reduced-motion:reduce){
  .hero::before,
  body::after,
  .card.project::before,
  .use-card::before,
  .feature::before{
    display:none !important;
  }
  .logo-svg{
    filter:none !important;
  }
  @media (min-width: 1024px) {
    .hero{
      background: linear-gradient(135deg, #071c2c, #123b50) !important;
    }
    .section:not(.alt)::before{
      display:none !important;
    }
  }
}
#loading-overlay{position:fixed;inset:0;background:var(--bg);z-index:9999;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity .4s ease,visibility .4s ease}.loading-spinner{width:60px;height:60px;animation:spin 1s linear infinite}.spinner-track{stroke:var(--border)}.spinner-fill{stroke:var(--primary);transform-origin:center;animation:dash 1.5s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes dash{0%{stroke-dashoffset:0;stroke-dasharray:1,150}50%{stroke-dashoffset:-40;stroke-dasharray:90,150}100%{stroke-dashoffset:-120;stroke-dasharray:90,150}}.loading-text{margin-top:16px;font:700 1.1rem/1 var(--text);color:var(--text)}#loading-overlay.hidden{opacity:0;visibility:hidden;pointer-events:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.9;transition:background var(--transition),color var(--transition);min-height:100vh;display:flex;flex-direction:column}main{flex:1 0 auto;width:100%}a{color:inherit;text-decoration:none}.container{width:min(1120px,92%);margin:auto}.header{position:sticky;top:0;z-index:30;background:var(--header-bg);border-bottom:1px solid var(--header-border);transition:background var(--transition),border-color var(--transition)}.nav{min-height:68px;display:flex;align-items:center;gap:20px}.brand{font-weight:900;font-size:1.15rem;margin-left:auto;display:flex;align-items:center;gap:10px}.brand span{color:var(--primary)}.logo-img{height:72px;width:auto;border-radius:8px;object-fit:contain}.logo-svg{height:72px;width:auto;display:block}

/* SVG Logo Colors */
.logo-dark{fill:var(--logo-dark);transition:fill var(--transition)}
.logo-green{fill:var(--logo-green);transition:fill var(--transition)}
.logo-background{fill:var(--logo-bg);transition:fill var(--transition)}

@media(max-width:800px){
  .logo-img,.logo-svg{height:60px}
}

/* Theme Toggle Button */
.theme-toggle{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:var(--card);border:1px solid var(--border);color:var(--text);cursor:pointer;transition:all var(--transition);font-size:1.2rem}.theme-toggle:hover{background:var(--primary-light);border-color:var(--primary);color:var(--primary)}.theme-toggle:focus{outline:none;box-shadow:0 0 0 3px var(--primary-light)}.theme-toggle svg{width:20px;height:20px}

/* Hamburger Menu */
.hamburger{display:none;flex-direction:column;justify-content:space-between;width:28px;height:20px;background:none;border:none;cursor:pointer;padding:0;z-index:40}.hamburger-line{display:block;width:100%;height:3px;background:var(--text);border-radius:2px;transition:all 0.3s ease}.hamburger[aria-expanded="true"] .hamburger-line:nth-child(1){transform:translateY(8.5px) rotate(45deg)}.hamburger[aria-expanded="true"] .hamburger-line:nth-child(2){opacity:0}.hamburger[aria-expanded="true"] .hamburger-line:nth-child(3){transform:translateY(-8.5px) rotate(-45deg)}

/* Desktop Navigation */
.navlinks{display:flex;gap:20px;font-size:.9rem}.navlinks a:hover{color:var(--primary)}

/* Standalone navlinks (mobile sidebar) - hidden on desktop */
#nav-menu.navlinks{display:none}

/* Mobile Navigation */
@media(max-width:800px){
  .hamburger{display:flex}
  .header .navlinks{display:none}
  #nav-menu.navlinks{position:fixed;top:0;right:-100%;width:min(300px,85vw);height:100vh;background:var(--mobile-nav-bg);display:flex;flex-direction:column;padding:100px 24px 32px;gap:16px;box-shadow:-8px 0 30px rgba(0,0,0,0.12);transition:right 0.3s ease;z-index:35;border-left:1px solid var(--mobile-nav-border);pointer-events:auto}
  #nav-menu.navlinks.open{right:0}
  #nav-menu.navlinks a{font-size:1.1rem;padding:12px 0;border-bottom:1px solid var(--mobile-nav-border);width:100%;text-align:right;pointer-events:auto;position:relative;z-index:1}
  #nav-menu.navlinks a:last-child{border-bottom:none}
  #nav-menu.navlinks a:hover{color:var(--primary);background:var(--mobile-link-hover);border-radius:8px;padding-right:12px}
  .nav-overlay{display:none;position:fixed;inset:0;background:var(--overlay-bg);z-index:30;opacity:0;transition:opacity 0.3s ease}
  .nav-overlay.visible{display:block;opacity:1}
}

/* Base Styles */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:10px;font-weight:800;border:1px solid transparent;transition:all var(--transition)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-light{background:var(--primary-light);color:var(--primary)}.btn-outline{background:transparent;border-color:var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.hero{background:linear-gradient(135deg,#071c2c,#123b50);color:#fff;padding:90px 0}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:40px;align-items:center}.eyebrow{color:#72d7cc;font-weight:800}.hero h1{font-size:clamp(2rem,5vw,3.8rem);line-height:1.25;margin:15px 0}.hero p{color:#d8e5e9;max-width:680px}.trust{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}.trust span,.feature{background:var(--trust-bg);border:1px solid var(--trust-border);border-radius:14px;padding:12px 16px;transition:background var(--transition),border-color var(--transition)}.trust span{background:#ffffff12;border-color:#ffffff25}.actions{display:flex;gap:10px;flex-wrap:wrap}.hero-card{background:var(--hero-card-bg);color:var(--hero-card-text);border-radius:20px;padding:28px;box-shadow:0 20px 50px var(--hero-card-shadow);transition:background var(--transition),color var(--transition)}.hero-card strong{display:block;font-size:1.35rem;margin:8px 0 20px}.phone-list{display:grid;gap:8px}.phone{font-size:1.2rem;font-weight:900;color:var(--primary)}.section{padding:75px 0}.alt{background:var(--section-alt-bg);transition:background var(--transition)}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:30px}.section h2{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.3;margin:0 0 8px}.lead{color:var(--text-muted);max-width:750px}.grid{display:grid;gap:18px}.cards-3{grid-template-columns:repeat(3,1fr)}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.feature{display:grid;gap:4px}.feature span,.card p{color:var(--muted-color)}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;padding:22px;transition:background var(--transition),border-color var(--transition)}.card h3{margin:8px 0}.icon{font-weight:900;color:var(--primary)}.use-grid{grid-template-columns:repeat(3,1fr)}.use-card{background:var(--use-card-bg);border:1px solid var(--use-card-border);border-radius:16px;padding:24px 20px;text-align:center;transition:transform .2s,box-shadow .2s,background var(--transition),border-color var(--transition)}.use-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px #0002}.use-card h3{margin-bottom:8px}.project-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.card.project{display:flex;flex-direction:column}.card.project a{display:block}.card.project img{width:100%;height:200px;object-fit:cover;border-radius:12px 12px 0 0;border:1px solid var(--card-border)}.project-body{padding:16px;display:flex;flex-direction:column;flex:1}.project-body small{color:var(--text-muted);font-size:.8rem}.project-body h3{font-size:1.1rem;margin:8px 0}.project-body p{color:var(--muted-color);font-size:.9rem;flex:1}.cta{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;transition:background var(--transition),border-color var(--transition)}.contact-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center}.contact-number{display:block;font-size:1.5rem;font-weight:900;color:var(--primary);margin-bottom:12px}.footer{background:var(--footer-bg);border-top:1px solid var(--border);padding:30px 0;margin-top:40px;transition:background var(--transition),border-color var(--transition)}.footer .container{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}.footer strong{font-size:1.1rem}.footer p{color:var(--text-muted)}.credit{font-size:.8rem;opacity:.6}.bottom-bar{display:grid;grid-template-columns:1fr 1fr;position:fixed;bottom:0;left:0;right:0;z-index:50;background:var(--bottom-bar-bg);border-top:1px solid var(--bottom-bar-border);box-shadow:0 -5px 20px #0001;transition:background var(--transition),border-color var(--transition)}.bottom-bar a{text-align:center;padding:10px;font-weight:900}.bottom-bar a:first-child{color:#fff;background:var(--primary)}.muted{color:var(--text-muted)}

/* Footer */
.footer{background:var(--footer-bg);border-top:1px solid var(--border);padding:32px 0;transition:background var(--transition),border-color var(--transition)}.footer .container{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}.footer p{margin:0}.credit{font-size:.85rem;color:var(--text-muted)}

/* Bottom Bar */
.bottom-bar{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;bottom:0;left:0;right:0;z-index:50;background:var(--bottom-bar-bg);border-top:1px solid var(--bottom-bar-border);box-shadow:0 -5px 20px #0001;transition:background var(--transition),border-color var(--transition)}.bottom-bar a{display:flex;align-items:center;justify-content:center;gap:6px;padding:12px 8px;font-weight:900;text-decoration:none}.bottom-bar a:first-child{color:#fff;background:var(--primary)}.bottom-bar a:nth-child(2){color:var(--text);background:var(--bottom-bar-bg)}.bottom-bar a:nth-child(2):hover{color:var(--primary);background:var(--primary-light)}.instagram-link{color:var(--text);background:var(--bottom-bar-bg);transition:all var(--transition)}.instagram-link:hover{color:var(--primary);background:var(--primary-light)}.instagram-link svg{width:22px;height:22px}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:var(--lightbox-bg);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease}.lightbox img{max-width:100%;max-height:90vh;object-fit:contain;border-radius:8px;box-shadow:0 20px 60px #0005}.lightbox button{position:absolute;top:20px;left:20px;width:44px;height:44px;border-radius:50%;background:var(--card);border:1px solid var(--border);color:var(--text);font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:101;transition:all var(--transition)}.lightbox button:hover{background:var(--primary);color:#fff;border-color:var(--primary)}@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* Responsive */
@media(max-width:800px){
  .hero{padding:60px 0}.hero-grid,.contact-grid{grid-template-columns:1fr}.cards-3,.features,.use-grid,.project-grid{grid-template-columns:1fr}.section{padding:55px 0}.section-head{align-items:start;flex-direction:column}.footer .container{flex-direction:column;text-align:center}.footer{padding-bottom:80px}
}
@media(max-width:480px){
  .hero-card{padding:20px}.hero h1{font-size:2rem}.cta{padding:24px}.trust span,.feature{padding:10px 12px}.card{padding:16px}
}

/* Smooth theme transition for all elements */
*,*::before,*::after{transition:background-color var(--transition),border-color var(--transition),color var(--transition),box-shadow var(--transition)}

/* ========================================
   Scroll Reveal Animations
   ======================================== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease-out,transform 0.6s ease-out}.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-fade{opacity:0;transition:opacity 0.6s ease-out}.reveal-fade.visible{opacity:1}
.reveal-slide-right{opacity:0;transform:translateX(30px);transition:opacity 0.6s ease-out,transform 0.6s ease-out}.reveal-slide-right.visible{opacity:1;transform:translateX(0)}
.reveal-scale{opacity:0;transform:scale(0.95);transition:opacity 0.6s ease-out,transform 0.6s ease-out}.reveal-scale.visible{opacity:1;transform:scale(1)}

/* Stagger delays */
.reveal:nth-child(1){transition-delay:0ms}.reveal:nth-child(2){transition-delay:80ms}.reveal:nth-child(3){transition-delay:160ms}.reveal:nth-child(4){transition-delay:240ms}.reveal:nth-child(5){transition-delay:320ms}.reveal:nth-child(6){transition-delay:400ms}.reveal:nth-child(7){transition-delay:480ms}.reveal:nth-child(8){transition-delay:560ms}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){.reveal,.reveal-fade,.reveal-slide-right,.reveal-scale{opacity:1;transform:none;transition:none}.reveal.visible,.reveal-fade.visible,.reveal-slide-right.visible,.reveal-scale.visible{opacity:1;transform:none}}

/* Toast Notifications */
.toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--card);color:var(--text);padding:12px 20px;border-radius:8px;box-shadow:0 10px 30px #0003;border:1px solid var(--border);font-size:.9rem;font-weight:600;z-index:1000;opacity:0;transition:opacity .3s,transform .3s}.toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}@media(max-width:480px){.toast{left:16px;right:16px;transform:none;bottom:85px}.toast.visible{transform:none}}

/* Scroll to Top Button */
.scroll-to-top{position:fixed;bottom:90px;left:20px;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 15px #0003;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s ease;z-index:100}.scroll-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}.scroll-to-top:hover{background:var(--primary-dark);transform:translateY(-2px)}@media(max-width:480px){.scroll-to-top{bottom:85px;left:16px;width:40px;height:40px}}

/* Clickable Phone Numbers (non-link) */
[data-phone1],[data-phone2]{cursor:pointer;transition:color var(--transition)}[data-phone1]:hover,[data-phone2]:hover{color:var(--primary)}[data-phone1]:focus-visible,[data-phone2]:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

/* ========================================
   Calculator Page Styles
   ======================================== */
.calculator-form,
.calculator-results{
  padding:24px;
}
.calculator-form h2,
.calculator-results h2{
  margin:0 0 20px;
  font-size:1.25rem;
  color:var(--text);
}
.form-group{
  margin-bottom:16px;
}
.form-group label{
  display:block;
  margin-bottom:6px;
  font-weight:700;
  font-size:.9rem;
  color:var(--text);
}
.form-group input,
.form-group select{
  width:100%;
  padding:12px 14px;
  border:1px solid var(--input-border);
  border-radius:var(--radius-sm);
  background:var(--input-bg);
  color:var(--text);
  font:inherit;
  font-size:1rem;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px var(--primary-light);
}
.form-group input::placeholder{
  color:var(--text-muted);
}
.form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}
.form-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:8px;
}
.form-actions .btn{
  flex:1;
  min-width:140px;
}
.result-card{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  padding:24px 16px;
  background:var(--card-bg);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  margin-bottom:16px;
  transition:transform .2s,box-shadow .2s;
}
.result-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-lg);
}
.result-card.primary{
  background:var(--primary-light);
  border-color:var(--primary);
}
.result-icon{
  font-size:2.5rem;
  margin-bottom:8px;
}
.result-value{
  font-size:2rem;
  font-weight:900;
  color:var(--text);
  line-height:1.2;
  margin-bottom:4px;
}
.result-card.primary .result-value{
  color:var(--primary);
}
.result-label{
  font-size:.85rem;
  color:var(--text-muted);
  font-weight:600;
}
.results-detail{
  margin-top:16px;
  padding-top:16px;
  border-top:1px solid var(--border);
}
.results-detail h3{
  margin:0 0 12px;
  font-size:1rem;
  color:var(--text);
}
.detail-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px 16px;
  margin:0;
  font-size:.9rem;
}
.detail-list dt{
  color:var(--text-muted);
  font-weight:500;
}
.detail-list dd{
  margin:0;
  font-weight:700;
  color:var(--text);
}
.result-cta{
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid var(--border);
  text-align:center;
}
.result-cta p{
  margin:0 0 12px;
  font-size:.9rem;
  color:var(--text-muted);
}
.result-cta .actions{
  display:flex;
  gap:10px;
  justify-content:center;
  flex-wrap:wrap;
}
.result-cta .btn{
  min-width:150px;
}

/* Formula Accordion */
.formula-accordion{
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:var(--card-bg);
  overflow:hidden;
}
.formula-accordion summary{
  padding:16px 20px;
  font-weight:700;
  font-size:1rem;
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  color:var(--text);
  background:var(--bg);
  border-bottom:1px solid var(--border);
  transition:background var(--transition);
}
.formula-accordion summary:hover{
  background:var(--primary-light);
  color:var(--primary);
}
.formula-accordion summary::after{
  content:'▼';
  font-size:.7rem;
  color:var(--text-muted);
  transition:transform var(--transition);
}
.formula-accordion[open] summary::after{
  transform:rotate(180deg);
}
.formula-accordion summary::-webkit-details-marker{
  display:none;
}
.accordion-content{
  padding:20px;
  font-size:.85rem;
  line-height:1.8;
  color:var(--text);
  overflow-x:auto;
}
.accordion-content h4{
  margin:16px 0 8px;
  font-size:.95rem;
  color:var(--primary);
}
.accordion-content h4:first-child{
  margin-top:0;
}
.accordion-content pre{
  margin:8px 0;
  padding:12px;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  overflow-x:auto;
  font-family:'Fira Code','Consolas',monospace;
  font-size:.8rem;
  line-height:1.6;
}
.accordion-content code{
  font-family:inherit;
  color:var(--text);
}

/* Calculator Grid - Responsive Layout */
.calculator-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
}
@media(min-width:900px){
  .calculator-grid{
    grid-template-columns:1fr 1fr;
    align-items:start;
  }
}

/* Sticky results on desktop */
@media(min-width:900px){
  .calculator-results{
    position:sticky;
    top:100px;
  }
}

@media(max-width:800px){
  .form-row{
    grid-template-columns:1fr;
  }
  .detail-list{
    grid-template-columns:1fr;
    gap:6px;
  }
  .calculator-form,
  .calculator-results{
    padding:20px 16px;
  }
  .form-actions .btn,
  .result-cta .btn{
    flex:1 1 100%;
  }
  .calculator-results{
    position:static;
  }
}