:root{
  /* Core surfaces */
  --bg: #ffffff;
  --surface: #fbfdfb;
  --header-bg: #f7faf6;
  --card: #ffffff;

  /* Primary (logo) — keep exact logo green as primary */
  --accent: #39b54a; /* logo green */
  --accent-600: #2f8a3b; /* darker */
  --accent-2: #def7dd; /* light tint */

  /* Complementary (color-wheel opposite) — provides contrast and visual interest */
  --accent-comp: #c64ab5; /* complementary purple */
  --accent-comp-2: #f2dff4;
  --accent-comp-600: #a03698;

  --text: #0f1720;
  --muted: #6b7280;
  --radius: 12px;
  --max-width: 1100px;
  --gap: 1.25rem;
  --focus: rgba(57,181,74,0.12);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
}
.container{max-width:var(--max-width);margin:0 auto;padding:1.5rem}

.site-header{background:var(--bg);border-bottom:1px solid rgba(16,24,32,0.06)}
.header-inner{display:flex;flex-direction:column;align-items:center;gap:.6rem;padding:.75rem 0}
.header-top{display:flex;align-items:center;justify-content:space-between;width:100%;gap:1rem}
.logo{font-weight:700;color:var(--accent);text-decoration:none;display:flex;align-items:center;justify-content:center;padding:.5rem 0}
.logo-img{
  height:110px;
  width:auto;
  max-width:260px;
  object-fit:contain;
  display:block;
  margin:0 auto;
}
.header-actions{display:flex;align-items:center;gap:.5rem}
/* Hamburger button (hidden on wider screens) */
.hamburger{display:none;background:none;border:0;padding:.25rem;cursor:pointer}
.hamburger-box{width:26px;height:18px;display:inline-block;position:relative}
.hamburger-inner, .hamburger-inner::before, .hamburger-inner::after{background:var(--text);width:26px;height:2px;border-radius:2px;display:block;position:absolute;left:0;transition:transform .25s ease,opacity .2s ease}
.hamburger-inner{top:50%;transform:translateY(-50%)}
.hamburger-inner::before{content:'';top:-8px}
.hamburger-inner::after{content:'';top:8px}
.hamburger[aria-expanded="true"] .hamburger-inner{background:transparent}
.hamburger[aria-expanded="true"] .hamburger-inner::before{transform:translateY(8px) rotate(45deg)}
.hamburger[aria-expanded="true"] .hamburger-inner::after{transform:translateY(-8px) rotate(-45deg)}
.main-nav{display:flex;gap:1.5rem;align-items:center;justify-content:center;width:100%;flex-wrap:wrap;padding-top:.5rem}
.main-nav a{color:var(--text);text-decoration:none;padding:.5rem .75rem;border-radius:6px;font-weight:600;letter-spacing:0.01em}
.main-nav a:hover{background:rgba(57,181,74,0.06)}
.main-nav a.cta{background:var(--accent);color:#fff;padding:.6rem 1rem;border-radius:8px;box-shadow:0 8px 20px rgba(57,181,74,0.08)}

.hero{padding:3rem 0;background:linear-gradient(180deg,#eaf4ff 0%, var(--bg) 60%)}
.hero-inner{display:flex;gap:2rem;align-items:center}
.hero-copy h1{margin:0 0 .5rem;font-size:2rem}
.hero-copy p{margin:0 0 1rem;color:var(--muted)}
.hero-image{font-size:4rem}

.btn-primary, .btn-primary:visited{
  display:inline-block;
    /* Use CSS variable fallbacks so buttons keep green even if JS or environment clears variables */
    background: linear-gradient(180deg, var(--accent, #39b54a), var(--accent-600, #2f8a3b));
  color:#fff;
  padding:.65rem 1.05rem;
  border-radius:10px;
  text-decoration:none;
  box-shadow: 0 8px 20px rgba(57,181,74,0.12);
  border: 0;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(57,181,74,0.16)}
.btn-primary:focus{outline:3px solid rgba(57,181,74,0.12);outline-offset:3px}

/* special accent for alternative CTAs */
.cta-alt{background: linear-gradient(180deg,var(--accent-2), var(--accent)); color: #222}

.services{padding:2rem 0}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.card{background:var(--card);padding:1rem;border-radius:var(--radius);box-shadow:0 8px 20px rgba(57,181,74,0.08);border-left:4px solid rgba(57,181,74,0.10)}

.about,.testimonials{padding:1.5rem 0}
.testimonials blockquote{margin:0;padding:.75rem 1rem;background:#fff;border-left:6px solid var(--accent);border-radius:8px}

.contact .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
.contact label{font-size:.85rem;color:var(--muted)}
.contact input,.contact textarea{padding:.6rem;border:1px solid #e6eef0;border-radius:6px;background:#fff}
.form-actions{margin-top:1rem;display:flex;gap:1rem;align-items:center}
#formFeedback{color:var(--accent);font-weight:600}

.site-footer{margin-top:3rem;padding:1rem 0;background:transparent;border-top:1px solid #e6eef0}
.footer-inner{display:flex;justify-content:space-between;align-items:center}
.footer-nav a{margin-left:.75rem;color:var(--muted);text-decoration:none}

/* Small attribution link (Flaticon) */
.attribution small{display:block;font-size:0.78rem;color:var(--muted);margin-top:0.5rem}
.attribution a{color:var(--muted);text-decoration:underline}

/* Links hover to accent */
a:hover{color:var(--accent)}

@media (prefers-reduced-motion: reduce){
  .reveal, .hero-image{transition:none!important;animation:none!important}
}

@media (max-width:800px){
  .hero-inner{flex-direction:column;text-align:center}
  .grid{grid-template-columns:1fr}
  .contact .form-grid{grid-template-columns:1fr}
  .header-inner{padding:.5rem 0}
  .main-nav a{margin-left:.5rem}
}

/* Mobile / small screens: improve layout and touch targets */
@media (max-width:600px){
  /* Keep header on a single row: logo left, hamburger right */
  .header-inner{display:flex;flex-direction:row;align-items:center;justify-content:space-between;padding:.5rem 1rem}
  .logo{padding:0}
  .logo-img{max-width:140px;height:auto}

  /* Stack navigation links and make them easier to tap */
  .hamburger{display:flex}
  .main-nav{display:none;flex-direction:column;align-items:center;gap:.5rem}
  .main-nav.open{display:flex}
  .main-nav a{display:inline-block;width:100%;max-width:320px;padding:.7rem 1rem;margin:0;color:var(--text);border-radius:8px;text-align:center}
  .main-nav a.cta{background:var(--accent);color:#fff}

  /* Make primary CTAs full-width and larger on small screens */
  .btn-primary, .btn-primary:visited{display:inline-block;width:100%;max-width:360px;padding:.85rem 1rem;border-radius:10px}

  /* Slightly larger readable hero text on small devices but keep line-length comfortable */
  .hero-copy h1{font-size:1.6rem}
  .hero-copy p{font-size:0.96rem}

  /* Cards and testimonials spacing */
  .card{padding:1rem}
  .testimonials blockquote{padding:1rem}

  /* Footer stacked */
  .footer-inner{flex-direction:column;align-items:center;gap:.5rem}
}

/* WhatsApp floating action button */
.whatsapp-fab{position:fixed;right:16px;bottom:16px;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#25D366;color:#fff;text-decoration:none;box-shadow:0 10px 24px rgba(37,211,102,0.18);z-index:1200}
.whatsapp-fab svg{width:44px;height:44px;border-radius:50%}
.whatsapp-fab img.whatsapp-icon{width:44px;height:44px;border-radius:50%;display:block}
.whatsapp-fab:focus{outline:3px solid rgba(57,181,74,0.16);outline-offset:3px}
.whatsapp-fab:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(37,211,102,0.22)}

@media (min-width:900px){
  /* hide on very large screens if you prefer desktop not to show FAB — keep visible by removing this media rule */
  .whatsapp-fab{display:block}
}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(18px) scale(0.99);transition:opacity .65s cubic-bezier(.2,.9,.2,1),transform .65s cubic-bezier(.2,.9,.2,1);will-change:opacity,transform}
.reveal.active{opacity:1;transform:none}

/* Slight stagger helper when using JS to add delays */
.reveal[data-delay="1"]{transition-delay:0.08s}
.reveal[data-delay="2"]{transition-delay:0.16s}
.reveal[data-delay="3"]{transition-delay:0.24s}

/* Hover / micro-interactions */
.card{transition:transform .28s ease,box-shadow .28s ease}
.card:hover{transform:translateY(-6px) scale(1.01);box-shadow:0 14px 30px rgba(17,24,39,0.12)}
.btn-primary{transition:transform .18s ease,box-shadow .18s ease}
.btn-primary:active{transform:translateY(1px)}

/* Hero image subtle float */
.hero-image{display:inline-block;transition:transform 3.2s ease-in-out;transform-origin:center}
.hero-image.float{animation:floatY 4s ease-in-out infinite}
@keyframes floatY{0%{transform:translateY(0)}50%{transform:translateY(-8px)}100%{transform:translateY(0)}}

/* Decorative geometric shapes in hero */
.hero{position:relative;overflow:visible}
.hero-decor{position:absolute;inset:0;pointer-events:none;z-index:0;overflow:visible}
.hero-inner{position:relative;z-index:2}
.shapes-svg{width:100%;height:100%;display:block}
.shape{fill:var(--accent);opacity:.12;transform-origin:center;transition:transform .4s ease}
.shape-2{fill:var(--accent-comp-600);opacity:.08}
.shape-3{fill:var(--accent);opacity:.16}
.shape-4{fill:var(--accent-comp-2);opacity:.22}
.shape-5{fill:var(--accent-2);opacity:.14}
.shape-6{fill:var(--accent-comp-600);opacity:.06}

/* subtle motion */
.shape-1{animation:drift 9s ease-in-out infinite;transform-box:fill-box}
.shape-2{animation:spinSmall 18s linear infinite;transform-box:fill-box}
.cluster{animation:drift 12s ease-in-out infinite}

@keyframes drift{0%{transform:translateY(0) translateX(0)}50%{transform:translateY(-10px) translateX(6px)}100%{transform:translateY(0) translateX(0)}}
@keyframes spinSmall{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}

/* Keep decorative shapes subtle on small screens */
@media (max-width:800px){
  .shape{opacity:.08}
  .shape-1{r:120}
  .shapes-svg{transform:translateY(12px) scale(.96)}
}

@media (max-width:600px){
  /* Show simplified decorative shapes on small screens — reduced size and opacity */
  .hero-decor{display:block;pointer-events:none;opacity:0.98}
  .shapes-svg{transform:translateY(6px) scale(.72);transform-origin:center}
  .shape{opacity:.06}
  /* Reduce size of the large circle and hide heavier elements to avoid clutter */
  .shape-1{transform:translateX(-6px) translateY(4px) scale(.6);transform-origin:center}
  .shape-2,.shape-6{display:none}
  .cluster{transform:translateY(6px) scale(.9);transform-origin:center}
}