/* Minimal styles for RigorAlliance static site */
:root{
  --bg: #ffffff;
  --fg: #2c3e50;
  --muted: #5a6570;
  --accent: #FD3101;
  --light-bg: #f8f9fa;
  --border: #e9ecef;
  --card-bg: #fef2f0;
  --tag-bg: #fef2f0;
  --tag-text: #FD3101;
  --tag-border: #fed7d3;
}

/* Smooth scrolling (including iOS Safari) */
html {
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* Base styles */
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font:16px/1.6 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1000px;margin:0 auto;padding:24px}

/* Header Styles */
.header{background:var(--bg);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;backdrop-filter:blur(10px);background:rgba(255,255,255,0.95)}
.header-content{display:flex;justify-content:space-between;align-items:center;padding:1rem 0;position:relative}
.brand{display:flex;align-items:center}
.brand-link{display:flex;align-items:center;gap:0.75rem;text-decoration:none;color:var(--fg);transition:opacity 0.2s ease}
.brand-link:hover{opacity:0.8;text-decoration:none}
.brand-logo{height:40px;width:auto;transition:transform 0.2s ease}
.brand-link:hover .brand-logo{transform:scale(1.05)}
.brand-text{font-size:1.25rem;font-weight:700;color:var(--accent);letter-spacing:-0.025em}

/* Navigation */
.main-nav{display:flex;align-items:center}
.nav-list{display:flex;gap:2rem;list-style:none;margin:0;padding:0;align-items:center}
.nav-item{margin:0}
.nav-link{color:var(--fg);text-decoration:none;font-weight:500;padding:0.5rem 0;position:relative;transition:color 0.2s ease}
.nav-link:hover{color:var(--accent);text-decoration:none}
.nav-link::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--accent);transition:width 0.3s ease}
.nav-link:hover::after{width:100%}

/* Header Actions */
.header-actions{display:flex;align-items:center;gap:1.5rem}
.social-links{display:flex;gap:0.75rem;align-items:center}
.social-link{color:var(--muted);transition:color 0.2s ease;padding:0.5rem;border-radius:0.375rem}
.social-link:hover{color:var(--accent);background:var(--light-bg);text-decoration:none}
.legal-links{display:flex;gap:1rem;align-items:center}
.legal-link{color:var(--muted);text-decoration:none;font-size:0.875rem;transition:color 0.2s ease}
.legal-link:hover{color:var(--accent);text-decoration:none}

/* Burger Menu */
.burger-menu{display:none;flex-direction:column;justify-content:space-around;width:32px;height:32px;background:transparent;border:none;cursor:pointer;padding:0;z-index:10;border-radius:0.375rem;transition:background 0.2s ease}
.burger-menu:hover{background:var(--light-bg)}
.burger-line{width:20px;height:2px;background:var(--fg);transition:all 0.3s ease;position:relative;transform-origin:center}
.burger-menu.open .burger-line:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.burger-menu.open .burger-line:nth-child(2){opacity:0}
.burger-menu.open .burger-line:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}

/* Hero Section */
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center;padding:36px 0}
.hero h1{font-size:40px;margin:0 0 12px;color:var(--fg)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.tag{background:var(--tag-bg);color:var(--tag-text);border:1px solid var(--tag-border);padding:4px 8px;border-radius:999px;font-size:12px}

/* Sections */
.section{padding:36px 0;border-top:1px solid var(--border)}

/* Grid Layouts */
.grid-3{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid-3-services{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.icons{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}

/* Cards */
.card{background:var(--card-bg);border:1px solid var(--tag-border);border-radius:10px;padding:16px;box-shadow:0 2px 4px rgba(0,0,0,0.1)}
.card h3{color:var(--accent);display:flex;align-items:center;gap:8px}
.card h3 .icon{color:var(--accent);flex-shrink:0}
.email{color:var(--accent)}

/* Icons */
.icons figure{margin:0;text-align:center;background:#ffffff;border:1px solid var(--border);border-radius:10px;padding:10px;box-shadow:0 2px 4px rgba(0,0,0,0.1)}

/* CTA Sections */
.cta{background:var(--light-bg);border:1px solid var(--border);border-radius:12px;padding:16px;text-align:center}
.automation-cta{background:linear-gradient(135deg,var(--accent) 0%,#e74c3c 100%);color:#fff;text-align:center;position:relative;overflow:hidden}
.automation-cta::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:0.3;z-index:1}
.automation-content{position:relative;z-index:2;padding:2.5rem 0;display:flex;flex-direction:column;align-items:center;text-align:center}
.automation-cta h2{font-size:2.5rem;margin:0 0 1rem;color:#fff;font-weight:bold}
.automation-cta .highlight{position:relative;display:inline-block}
.automation-cta .highlight::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:#fff;border-radius:2px;animation:pulse 2s infinite}
.automation-cta p{font-size:1.1rem;margin:0 0 1rem;opacity:0.95;max-width:600px}
.email-cta-wrapper{width:100%;display:flex;justify-content:center;margin-top:1.5rem}
.automation-cta .email-cta{font-size:1.3rem;margin:0;font-weight:bold;text-align:center}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.7}}

/* Timeline */
.timeline{position:relative;max-width:1000px;margin:0 auto;padding:2rem 0}
.timeline::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--border);transform:translateX(-50%)}
.timeline-item{position:relative;margin:3rem 0;display:flex;align-items:flex-start;width:100%}
.timeline-item.left{justify-content:flex-end}
.timeline-item.right{justify-content:flex-start}
.timeline-item::before{content:'';position:absolute;left:50%;top:1.5rem;width:12px;height:12px;background:var(--accent);border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 3px var(--accent);transform:translateX(-50%);z-index:2}
.timeline-date{display:flex;flex-direction:column;width:45%;text-align:right;padding-right:3rem;margin-top:0.5rem}
.timeline-item.right .timeline-date{text-align:left;padding-left:3rem;padding-right:0;order:2;margin-top:0.5rem}
.timeline-date .year{font-weight:bold;color:var(--accent);font-size:1.1rem}
.timeline-date .subtitle{font-size:0.9rem;color:var(--muted);margin-top:0.25rem}
.timeline-content{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:1.5rem;box-shadow:0 2px 4px rgba(0,0,0,0.1);width:45%;margin:0 1rem}
.timeline-item.right .timeline-content{order:1}
.timeline-content h3{color:var(--accent);margin:0 0 1rem;font-size:1.2rem}
.timeline-content p{margin:0 0 1rem;line-height:1.6}
.timeline-content p:last-child{margin-bottom:0}

/* Footer */
.footer{padding:24px 0;border-top:1px solid var(--border);font-size:14px;color:var(--muted);text-align:center}
.footer-content{display:flex;flex-direction:column;align-items:center;gap:1rem}
.copyright{margin-top:0.5rem}
.footer .social-links{display:flex;justify-content:center;gap:16px;margin-top:12px}
.footer .social-links a{color:var(--muted);transition:color 0.2s ease}
.footer .social-links a:hover{color:var(--accent)}

/* Back to Top Button */
.back-to-top{position:fixed;bottom:2rem;right:2rem;width:3rem;height:3rem;background:var(--accent);color:#fff;border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(253,49,1,0.3);opacity:0;visibility:hidden;transition:opacity 0.3s ease,visibility 0.3s ease,transform 0.2s ease;z-index:999}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-3px);box-shadow:0 6px 16px rgba(253,49,1,0.4)}

/* Scroll Animations */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
.card{transition:transform 0.3s ease,box-shadow 0.3s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 6px 12px rgba(0,0,0,0.15)}

/* ===== RESPONSIVE DESIGN ===== */

/* Tablet and smaller (900px) */
@media(max-width:900px){
  .hero{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-3-services{grid-template-columns:1fr 1fr}
  .icons{grid-template-columns:repeat(4,1fr)}
  .back-to-top{bottom:1.5rem;right:1.5rem;width:2.75rem;height:2.75rem}
}

/* Mobile (768px) */
@media(max-width:768px){
  /* Header & Navigation */
  .burger-menu{display:flex}
  .main-nav{position:absolute;top:100%;left:0;right:0;background:var(--bg);border-top:1px solid var(--border);box-shadow:0 4px 6px -1px rgba(0,0,0,0.1);transform:translateY(-100%);opacity:0;visibility:hidden;transition:all 0.3s ease;z-index:50}
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-list{flex-direction:column;padding:1rem;gap:0}
  .nav-item{border-bottom:1px solid var(--border)}
  .nav-item:last-child{border-bottom:none}
  .nav-link{padding:1rem 0;display:block;width:100%}
  .header-actions{display:none}
  .header-content{position:relative}
  
  /* Timeline */
  .timeline::before{left:1rem}
  .timeline-item{flex-direction:column;align-items:flex-start;padding-left:3rem}
  .timeline-date{width:100%;text-align:left!important;padding:0 0 1rem 0!important;order:1!important;margin-top:0!important}
  .timeline-content{width:100%;order:2!important;margin:0!important}
  .timeline-item::before{left:0.5rem!important;top:1rem!important;transform:none!important}
  
  /* Why Choose Us Section */
  .why-grid{grid-template-columns:1fr!important}
  .why-numbers{order:1!important}
  .why-bullets{order:2!important}
  .why-numbers > div{grid-template-columns:1fr!important;gap:1.5rem!important}
  
  /* Automation CTA */
  .automation-cta h2{font-size:2rem}
  .automation-content{padding:2rem 0;display:flex;flex-direction:column;align-items:center;text-align:center}
  .automation-cta p{font-size:1rem}
  .email-cta-wrapper{width:100%;display:flex;justify-content:center;margin-top:1.5rem}
  .automation-cta .email-cta{font-size:1.1rem;margin:0;text-align:center}

  /* Back to top mobile adjustment */
  .back-to-top{bottom:1rem;right:1rem;width:2.5rem;height:2.5rem}
  .back-to-top svg{width:18px;height:18px}
}

/* Small Mobile (600px) */
@media(max-width:600px){
  .grid-3{grid-template-columns:1fr}
  .grid-3-services{grid-template-columns:1fr}
  .icons{grid-template-columns:repeat(2,1fr)}
}