/* ==========================================================================
   SITE4B — Base Stylesheet (shared across all pages)
   Contains: reset, custom properties, body, grain, ambient gradients,
   accessibility, utility, reveal, navigation, hero background elements,
   buttons, section labels, trust marquee, CTA section, footer,
   floating elements, theme toggle, light theme overrides, responsive
   ========================================================================== */

/* ==========================================================================
   RESET & CUSTOM PROPERTIES
   ========================================================================== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --black:#0C0C0C;
  --white:#F4F4F4;
  --blue:#0A52FE;
  --purple:#8224F4;
  --gray:#C6C6C6;
  --dark:#111;
  --dark-card:#151515;
  --dark-border:rgba(255,255,255,.06);
  --gradient-bp:linear-gradient(135deg,#0A52FE,#8224F4);
  --gradient-pb:linear-gradient(135deg,#8224F4,#e84393);
  --gradient-service:linear-gradient(135deg,#e84393,#8224F4);
  --font:'DM Sans',system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
  --ease-out:cubic-bezier(.33,1,.68,1);
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --radius-pill:50px;

  /* Semantic tokens (dark = default) */
  --bg:#0C0C0C;
  --bg-card:#151515;
  --bg-subtle:rgba(255,255,255,.03);
  --bg-nav:rgba(12,12,12,.88);
  --bg-mobile:rgba(12,12,12,.98);
  --text:#F4F4F4;
  --text-secondary:#C6C6C6;
  --text-muted:rgba(255,255,255,.25);
  --border:rgba(255,255,255,.06);
  --border-hover:rgba(255,255,255,.12);
  --overlay-gradient:linear-gradient(to top,rgba(12,12,12,.92) 0%,rgba(12,12,12,.2) 50%,transparent);
  --marquee-fade-l:linear-gradient(90deg,#0C0C0C,transparent);
  --marquee-fade-r:linear-gradient(-90deg,#0C0C0C,transparent);
  --wave-fill:#0C0C0C;
  --grain-opacity:.035;
  --glow-line:linear-gradient(90deg,transparent,rgba(10,82,254,.25) 30%,rgba(130,36,244,.25) 70%,transparent);
  --service-hover-bg:rgba(255,255,255,.02);
  --service-icon-bg:rgba(10,82,254,.08);
  --pills-bg:rgba(255,255,255,.06);
  --pills-border:rgba(255,255,255,.04);
  --pills-hover:rgba(255,255,255,.08);
  --social-bg:rgba(255,255,255,.05);
  --badge-bg:rgba(12,12,12,.7);
  --img-filter:grayscale(100%) brightness(.55) contrast(1.2);
}

[data-theme="light"]{
  --bg:#F8F8F8;
  --bg-card:#FFFFFF;
  --bg-subtle:rgba(0,0,0,.02);
  --bg-nav:rgba(248,248,248,.92);
  --bg-mobile:rgba(248,248,248,.98);
  --text:#1A1A1A;
  --text-secondary:#555;
  --text-muted:rgba(0,0,0,.35);
  --border:rgba(0,0,0,.08);
  --border-hover:rgba(0,0,0,.15);
  --overlay-gradient:linear-gradient(to top,rgba(0,0,0,.75) 0%,rgba(0,0,0,.15) 50%,transparent);
  --marquee-fade-l:linear-gradient(90deg,#F8F8F8,transparent);
  --marquee-fade-r:linear-gradient(-90deg,#F8F8F8,transparent);
  --wave-fill:#F8F8F8;
  --grain-opacity:0;
  --glow-line:linear-gradient(90deg,transparent,rgba(10,82,254,.15) 30%,rgba(130,36,244,.15) 70%,transparent);
  --service-hover-bg:rgba(0,0,0,.02);
  --service-icon-bg:rgba(10,82,254,.08);
  --pills-bg:rgba(0,0,0,.05);
  --pills-border:rgba(0,0,0,.06);
  --pills-hover:rgba(0,0,0,.08);
  --social-bg:rgba(0,0,0,.05);
  --badge-bg:rgba(255,255,255,.85);
  --img-filter:grayscale(0%) brightness(1) contrast(1);

  --black:#F8F8F8;--white:#1A1A1A;--gray:#555;
  --dark:#eee;--dark-card:#fff;--dark-border:rgba(0,0,0,.08);
}

html{scroll-behavior:smooth;font-size:16px;overflow-x:hidden}

body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  transition:background .4s ease,color .4s ease;
}

/* Grain overlay */
body::before{
  content:'';position:fixed;inset:0;
  pointer-events:none;z-index:9998;opacity:var(--grain-opacity);
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat:repeat;background-size:150px 150px;
}

/* Ambient radial gradients for depth */
body::after{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%,rgba(10,82,254,.06),transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 90%,rgba(130,36,244,.05),transparent 50%),
    radial-gradient(ellipse 100% 60% at 50% 50%,rgba(10,82,254,.025),transparent 60%);
  transition:opacity .4s ease;
}
[data-theme="light"] body::after{opacity:.7}

/* Glow border top utility */
.glow-border-top{position:relative}
.glow-border-top::before{
  content:'';position:absolute;top:0;left:0;right:0;
  height:1px;
  background:var(--glow-line);
  z-index:5;
}

a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
button,input,textarea,select{font-family:var(--font);border:none;outline:none}

/* ==========================================================================
   ACCESSIBILITY
   ========================================================================== */
.skip-link{
  position:fixed;top:-100%;left:50%;transform:translateX(-50%);
  background:var(--blue);color:#fff;padding:12px 24px;border-radius:0 0 var(--radius-sm) var(--radius-sm);
  font-weight:600;font-size:.875rem;z-index:99999;
  transition:top .3s var(--ease);
}
.skip-link:focus{top:0}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:0.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.01ms !important;
    scroll-behavior:auto !important;
  }
  .marquee-track{animation:none !important}
  .hero-mesh{animation:none !important}
  .hero-stripes{animation:none !important}
  .hero-glow{animation:none !important}
  .whatsapp-btn::after{animation:none !important}
}

/* ==========================================================================
   UTILITY
   ========================================================================== */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-wide{max-width:1400px;margin:0 auto;padding:0 24px}

/* ==========================================================================
   REVEAL ANIMATIONS
   ========================================================================== */
.reveal{
  opacity:0;
  transform:translateY(32px);
  transition:opacity .7s var(--ease),transform .7s var(--ease);
}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-d1{transition-delay:.08s}
.reveal-d2{transition-delay:.16s}
.reveal-d3{transition-delay:.24s}
.reveal-d4{transition-delay:.32s}
.reveal-d5{transition-delay:.4s}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.nav{
  position:fixed;top:0;left:0;width:100%;z-index:9990;
  padding:18px 0;
  transition:background .4s var(--ease),padding .4s var(--ease),border-color .4s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:var(--bg-nav);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-bottom-color:var(--border);
  padding:12px 0;
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  max-width:1400px;margin:0 auto;padding:0 24px;
}
.nav-logo{display:flex;align-items:center;z-index:9991}
.nav-logo-img{height:28px;width:auto}

.nav-pills{
  display:flex;align-items:center;gap:2px;
  background:var(--pills-bg);
  border-radius:var(--radius-pill);
  padding:4px;
  border:1px solid var(--pills-border);
}
.nav-pills a{
  padding:8px 18px;border-radius:var(--radius-pill);
  font-size:.85rem;font-weight:500;color:var(--text-secondary);
  transition:color .3s var(--ease),background .3s var(--ease);
  white-space:nowrap;
}
.nav-pills a:hover,.nav-pills a.active{
  color:var(--text);background:var(--pills-hover);
}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 22px;border-radius:var(--radius-pill);
  font-size:.85rem;font-weight:600;
  background:var(--blue);color:#fff;
  transition:background .3s var(--ease),transform .3s var(--ease),box-shadow .3s var(--ease);
  touch-action:manipulation;
}
.nav-cta:hover{
  background:#0845d4;
  transform:translateY(-1px);
  box-shadow:0 8px 28px rgba(10,82,254,.3);
}
.nav-cta svg{width:16px;height:16px}

/* Hamburger */
.nav-hamburger{
  display:none;flex-direction:column;gap:5px;
  background:none;border:none;cursor:pointer;padding:8px;z-index:9991;
  touch-action:manipulation;
}
.nav-hamburger span{
  width:22px;height:2px;background:var(--text);border-radius:2px;
  transition:transform .3s var(--ease),opacity .3s var(--ease);
  display:block;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-hamburger[aria-expanded="true"] span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* Mobile overlay */
.nav-mobile{
  position:fixed;inset:0;background:var(--bg-mobile);
  z-index:9989;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:20px;
  opacity:0;pointer-events:none;
  transition:opacity .4s var(--ease);
}
.nav-mobile.open{opacity:1;pointer-events:auto}
.nav-mobile a{
  font-size:1.4rem;font-weight:500;color:var(--text-secondary);
  padding:10px 24px;transition:color .3s;
}
.nav-mobile a:hover{color:var(--text)}
.nav-mobile .btn-primary{color:#fff}
.nav-mobile .btn-primary:hover{color:#fff}

/* ==========================================================================
   HERO BACKGROUND ELEMENTS (mesh, glows, keyframes)
   ========================================================================== */
.hero{
  position:relative;
  display:flex;align-items:center;
  overflow:hidden;
}
/* Mesh gradient background */
.hero-mesh{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 120% 80% at 25% 20%,rgba(10,82,254,.12),transparent 50%),
    radial-gradient(ellipse 80% 60% at 75% 80%,rgba(130,36,244,.1),transparent 50%),
    radial-gradient(ellipse 60% 40% at 50% 50%,rgba(10,82,254,.06),transparent 40%),
    radial-gradient(ellipse 100% 100% at 10% 90%,rgba(232,67,147,.04),transparent 50%);
  animation:meshShift 20s ease-in-out infinite alternate;
}
@keyframes meshShift{
  0%{opacity:1;transform:scale(1)}
  100%{opacity:.8;transform:scale(1.05) translateY(-10px)}
}
/* Keep .hero-stripes as alias for backwards compat */
.hero-stripes{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 120% 80% at 25% 20%,rgba(10,82,254,.12),transparent 50%),
    radial-gradient(ellipse 80% 60% at 75% 80%,rgba(130,36,244,.1),transparent 50%),
    radial-gradient(ellipse 60% 40% at 50% 50%,rgba(10,82,254,.06),transparent 40%),
    radial-gradient(ellipse 100% 100% at 10% 90%,rgba(232,67,147,.04),transparent 50%);
  animation:meshShift 20s ease-in-out infinite alternate;
  width:auto;height:auto;
}
.hero-glow{
  position:absolute;border-radius:50%;
  filter:blur(140px);pointer-events:none;
}
.hero-glow-1{
  width:700px;height:700px;background:var(--blue);
  top:-200px;right:-100px;opacity:.1;
  animation:orbFloat1 12s ease-in-out infinite;
}
.hero-glow-2{
  width:500px;height:500px;background:var(--purple);
  bottom:-200px;left:-100px;opacity:.1;
  animation:orbFloat2 15s ease-in-out infinite;
}
.hero-glow-3{
  width:600px;height:600px;
  background:linear-gradient(135deg,var(--purple),#e84393);
  top:50%;left:50%;transform:translate(-50%,-50%);opacity:.06;
  filter:blur(180px);
  animation:orbFloat3 18s ease-in-out infinite;
}
@keyframes orbFloat1{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(30px,-30px) scale(1.05)}
}
@keyframes orbFloat2{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(-20px,25px) scale(1.08)}
}
@keyframes orbFloat3{
  0%,100%{transform:translate(-50%,-50%) scale(1)}
  50%{transform:translate(-45%,-55%) scale(1.1)}
}

/* Hero common text */
.hero h1{
  font-weight:800;line-height:1.08;
  letter-spacing:-.035em;
  color:var(--text);
}
.hero h1 em{
  font-style:normal;
  background:var(--gradient-bp);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero-sub{
  font-size:1.05rem;color:var(--text-secondary);line-height:1.75;
  font-weight:400;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn-primary{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 30px;border-radius:var(--radius-pill);
  font-size:.95rem;font-weight:600;
  background:var(--blue);color:#fff;
  cursor:pointer;border:none;
  transition:background .3s var(--ease),transform .3s var(--ease),box-shadow .3s var(--ease);
  touch-action:manipulation;
}
.btn-primary:hover{
  background:#0845d4;transform:translateY(-2px);
  box-shadow:0 12px 32px rgba(10,82,254,.3);
}
.btn-primary svg{width:18px;height:18px}

.btn-ghost{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:var(--radius-pill);
  font-size:.95rem;font-weight:500;
  background:transparent;color:var(--text);
  border:1.5px solid var(--border-hover);
  cursor:pointer;
  transition:border-color .3s var(--ease),background .3s var(--ease),transform .3s var(--ease);
  touch-action:manipulation;
}
.btn-ghost:hover{
  border-color:var(--border-hover);
  background:var(--bg-subtle);
  transform:translateY(-1px);
}
.btn-ghost svg{width:18px;height:18px}

/* ==========================================================================
   SECTION LABELS & TITLES
   ========================================================================== */
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 18px;border-radius:var(--radius-pill);
  font-size:.82rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.06em;
  background:rgba(10,82,254,.08);color:var(--blue);
  margin-bottom:16px;
}
.section-label svg{width:14px;height:14px}

.section-title{
  font-size:clamp(1.8rem,3.5vw,2.6rem);
  font-weight:700;color:var(--text);line-height:1.15;
  letter-spacing:-.025em;margin-bottom:16px;
}
.section-title em{
  font-style:normal;
  background:var(--gradient-bp);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;
}
.section-subtitle{
  font-size:1rem;color:var(--text-secondary);max-width:500px;
  line-height:1.7;font-weight:400;
}
.section-header{margin-bottom:56px}

/* ==========================================================================
   TRUST MARQUEE
   ========================================================================== */
.trust{padding:60px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.trust-label{
  text-align:center;font-size:.75rem;font-weight:500;
  color:var(--text-secondary);text-transform:uppercase;letter-spacing:.12em;
  margin-bottom:28px;
}
.marquee{position:relative;overflow:hidden;padding:50px 0px 30px}
.marquee::before,.marquee::after{
  content:'';position:absolute;top:0;width:120px;height:100%;z-index:2;pointer-events:none;
}
.marquee::before{left:0;background:var(--marquee-fade-l)}
.marquee::after{right:0;background:var(--marquee-fade-r)}

.marquee-track{
  display:flex;gap:48px;align-items:center;
  animation:marqueeScroll 35s linear infinite;
  width:max-content;
}
@keyframes marqueeScroll{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
.marquee-item{
  color:var(--text-muted);
  white-space:nowrap;display:inline-flex;align-items:center;
  transition:color .3s;flex-shrink:0;
}
.marquee-item:hover{color:var(--text-secondary)}
.marquee-item svg{height:28px;width:auto}
.marquee-sep{
  width:4px;height:4px;border-radius:50%;
  background:var(--border-hover);flex-shrink:0;
}

/* ==========================================================================
   CASES (shared between homepage and /cases/)
   ========================================================================== */
.section-cases{padding:120px 0}
.cases-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  margin-bottom:clamp(32px,5vw,48px);gap:20px;flex-wrap:wrap;
}
.cases-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}

.case-card{
  position:relative;border-radius:var(--radius-md);
  overflow:hidden;aspect-ratio:16/10;cursor:pointer;
  display:block;
}
.case-card img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .7s var(--ease);
}
.case-card:hover img{transform:scale(1.06)}

.case-overlay{
  position:absolute;inset:0;
  background:var(--overlay-gradient);
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:clamp(20px,3vw,32px);
  transition:background .4s var(--ease);
}
.case-card:hover .case-overlay{
  background:linear-gradient(to top,rgba(10,82,254,.85) 0%,rgba(10,82,254,.15) 50%,transparent);
}
.case-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.case-tag{
  padding:4px 10px;font-size:.68rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.06em;
  color:rgba(255,255,255,.75);
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
  border-radius:var(--radius-pill);
  transition:background .3s,color .3s;
}
.case-card:hover .case-tag{background:rgba(255,255,255,.18);color:#fff}

.case-overlay h3{
  font-size:clamp(1.1rem,2.2vw,1.6rem);font-weight:700;color:#fff;
  margin-bottom:4px;transition:color .3s;
}
.case-card:hover .case-overlay h3{color:#fff}

.case-desc{
  font-size:.82rem;color:rgba(255,255,255,.6);line-height:1.5;
  opacity:0;transform:translateY(8px);
  transition:opacity .4s var(--ease),transform .4s var(--ease);
}
.case-card:hover .case-desc{opacity:1;transform:translateY(0)}

.case-arrow{
  position:absolute;top:20px;right:20px;
  width:40px;height:40px;border-radius:50%;
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;
  opacity:0;transform:translate(-8px,8px);
  transition:opacity .4s var(--ease),transform .4s var(--ease),background .3s;
}
.case-card:hover .case-arrow{opacity:1;transform:translate(0)}
.case-arrow svg{width:18px;height:18px;color:#fff;stroke:#fff;fill:none;stroke-width:2}

@media(max-width:700px){.cases-grid{grid-template-columns:1fr}}

/* ==========================================================================
   CTA SECTION
   ========================================================================== */
.section-cta{
  padding:120px 0;position:relative;overflow:hidden;
  background:var(--gradient-bp);
}
.section-cta::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 50% 60% at 20% 20%,rgba(255,255,255,.12),transparent 50%),
    radial-gradient(ellipse 60% 50% at 80% 80%,rgba(0,0,0,.2),transparent 50%),
    radial-gradient(ellipse 40% 30% at 50% 50%,rgba(255,255,255,.06),transparent 40%),
    radial-gradient(ellipse 80% 80% at 90% 10%,rgba(130,36,244,.28),transparent 50%);
}
.section-cta .wave-top{
  position:absolute;top:-1px;left:0;width:100%;line-height:0;z-index:1;
}
.section-cta .wave-top svg{width:100%;height:auto;display:block}
.wave-fill{fill:var(--bg)}

.cta-content{
  position:relative;z-index:2;text-align:center;
  max-width:750px;margin:0 auto;
}
.cta-content h2{
  font-size:clamp(1.8rem,3.5vw,2.8rem);
  font-weight:700;color:#fff;line-height:1.15;
  letter-spacing:-.02em;margin-bottom:20px;
}
.cta-content p{
  font-size:1.05rem;color:rgba(255,255,255,.75);
  line-height:1.7;margin-bottom:36px;
}
.cta-buttons{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}

.btn-white{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 32px;border-radius:var(--radius-pill);
  font-size:.95rem;font-weight:600;
  background:#fff;color:var(--blue);
  cursor:pointer;border:none;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  touch-action:manipulation;
}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(0,0,0,.2)}
.btn-white svg{width:18px;height:18px}

.btn-ghost-white{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:var(--radius-pill);
  font-size:.95rem;font-weight:500;
  background:transparent;color:#fff;
  border:1.5px solid rgba(255,255,255,.3);
  cursor:pointer;
  transition:border-color .3s,background .3s,transform .3s var(--ease);
  touch-action:manipulation;
}
.btn-ghost-white:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.08);transform:translateY(-1px)}
.btn-ghost-white svg{width:18px;height:18px}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer{
  background:var(--bg);padding:80px 0 0;
  border-top:1px solid var(--border);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;padding-bottom:56px;
  border-bottom:1px solid var(--border);
}
.footer-brand{max-width:260px}
.footer-logo{display:flex;align-items:center;margin-bottom:14px}
.footer-logo img{height:22px;width:auto}
.footer-brand>p{font-size:.85rem;color:var(--text-secondary);line-height:1.7;margin-bottom:18px}
.footer-socials{display:flex;gap:8px}
.footer-social{
  width:36px;height:36px;display:flex;
  align-items:center;justify-content:center;
  background:var(--social-bg);border-radius:var(--radius-sm);
  transition:background .3s,color .3s;color:var(--text-secondary);
}
.footer-social:hover{background:var(--blue);color:#fff}
.footer-social svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

.footer-col h4{
  font-size:.75rem;font-weight:600;color:var(--text-muted);
  text-transform:uppercase;letter-spacing:.08em;margin-bottom:18px;
}
.footer-col ul li{margin-bottom:9px}
.footer-col ul li a{
  font-size:.85rem;color:var(--text-secondary);
  transition:color .3s;
}
.footer-col ul li a:hover{color:var(--blue)}

.footer-contact-item{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px}
.footer-contact-item svg{
  width:15px;height:15px;color:var(--blue);stroke:var(--blue);
  fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;
  margin-top:3px;flex-shrink:0;
}
.footer-contact-item span,.footer-contact-item a{font-size:.85rem;color:var(--text-secondary);transition:color .3s}
.footer-contact-item a:hover{color:var(--blue)}

.footer-bottom{
  padding:22px 0;display:flex;align-items:center;
  justify-content:space-between;flex-wrap:wrap;gap:12px;
}
.footer-bottom p{font-size:.78rem;color:var(--text-muted)}
.footer-bottom-links{display:flex;gap:20px}
.footer-bottom-links a{font-size:.78rem;color:var(--text-muted);transition:color .3s}
.footer-bottom-links a:hover{color:var(--text-secondary)}

/* ==========================================================================
   FLOATING ELEMENTS
   ========================================================================== */
/* Progress Bar */
.progress-bar{
  position:fixed;top:0;left:0;height:3px;
  background:var(--gradient-bp);z-index:9999;
  width:0;transition:width .15s linear;
}

.whatsapp-btn{
  position:fixed;bottom:24px;left:24px;z-index:9000;
  width:56px;height:56px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;
  justify-content:center;box-shadow:0 4px 20px rgba(37,211,102,.4);
  transition:transform .3s var(--ease),box-shadow .3s;
  touch-action:manipulation;
}
.whatsapp-btn:hover{transform:scale(1.1);box-shadow:0 8px 30px rgba(37,211,102,.5)}
.whatsapp-btn svg{width:28px;height:28px;fill:#fff}
.whatsapp-btn::after{
  content:'';position:absolute;inset:-6px;
  border:2px solid rgba(37,211,102,.4);border-radius:50%;
  animation:waPulse 2s ease-in-out infinite;
}
@keyframes waPulse{
  0%,100%{transform:scale(1);opacity:1}
  50%{transform:scale(1.2);opacity:0}
}

/* Float CTA */
.float-cta{
  position:fixed;bottom:24px;right:24px;z-index:9000;
  opacity:0;transform:translateY(20px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
  pointer-events:none;
}
.float-cta.visible{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta .btn-primary{box-shadow:0 8px 32px rgba(10,82,254,.4);transition:background .4s ease,color .4s ease,box-shadow .4s ease}
.float-cta.dark .btn-primary{background:var(--black);color:#fff;box-shadow:0 8px 32px rgba(0,0,0,.5)}
.float-cta.dark .btn-primary:hover{background:#1a1a1a}

/* ==========================================================================
   THEME TOGGLE
   ========================================================================== */
.theme-toggle{
  width:40px;height:40px;border-radius:50%;
  background:var(--pills-bg);border:1px solid var(--pills-border);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .3s,border-color .3s;
  flex-shrink:0;
}
.theme-toggle:hover{background:var(--pills-hover)}
.theme-toggle svg{width:18px;height:18px;stroke:var(--text-secondary);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:stroke .3s}
.theme-toggle .icon-sun{display:none}
.theme-toggle .icon-moon{display:block}
.theme-toggle-mobile{display:none}
[data-theme="light"] .theme-toggle .icon-sun{display:block}
[data-theme="light"] .theme-toggle .icon-moon{display:none}

/* Logo swap for light theme */
[data-theme="light"] .nav-logo-img{filter:brightness(0)}
[data-theme="light"] .footer-logo img{filter:brightness(0)}

/* Light theme svc features */
[data-theme="light"] .svc-feat{color:var(--text-secondary)}

/* Light theme float CTA override */
[data-theme="light"] .float-cta.dark .btn-primary{background:#fff;color:var(--blue);box-shadow:0 8px 32px rgba(0,0,0,.15)}

[data-theme="light"] .case-overlay{background:linear-gradient(to top,rgba(0,0,0,.8) 0%,rgba(0,0,0,.15) 50%,transparent)}

/* ==========================================================================
   RESPONSIVE — SHARED COMPONENTS
   ========================================================================== */
@media(max-width:768px){
  .nav-pills,.nav-cta-desktop,.theme-toggle-desktop{display:none}
  .nav-hamburger{display:flex}
  .theme-toggle-mobile{display:flex}

  .container{padding:0 18px}
  .container-wide{padding:0 18px}

  /* Hero mesh gradient softer on mobile */
  .hero-mesh{opacity:.5}
  .hero-glow-1{opacity:.06}
  .hero-glow-2{opacity:.06}
  .hero-glow-3{opacity:.03}

  /* Boost section atmospheric backgrounds on mobile */
  body::after{opacity:1}

  .section-label{font-size:.75rem;padding:5px 13px}
  .section-title{font-size:clamp(1.68rem,6vw,2.16rem);margin-bottom:12px}
  .section-subtitle{font-size:.88rem}
  .section-header{margin-bottom:32px}

  .trust{padding:36px 0}
  .trust-label{font-size:.68rem;margin-bottom:16px}
  .marquee{padding:24px 0 16px}

  /* Cases mobile */
  .section-cases{padding:64px 0}
  .cases-head{margin-bottom:24px}
  .cases-grid{grid-template-columns:1fr}
  .case-card{aspect-ratio:1/1}
  .case-overlay{background:linear-gradient(to top,rgba(10,82,254,.85) 0%,rgba(10,82,254,.15) 50%,transparent)}
  .case-desc{opacity:1;transform:translateY(0)}
  .case-arrow{opacity:1;transform:translate(0)}

  .section-cta{padding:64px 0}
  .cta-content h2{font-size:clamp(1.56rem,6vw,2.16rem);margin-bottom:14px}
  .cta-content p{font-size:.88rem;margin-bottom:24px}

  .footer{padding:48px 0 0}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;text-align:center;padding:16px 0}

  /* Hide float CTA on mobile, move WhatsApp to right */
  .float-cta{display:none !important}
  .whatsapp-btn{left:auto;right:24px}

  /* Nav mobile: more padding, shorter CTA button */
  .nav-mobile{padding:24px;gap:16px}
  .nav-mobile a{font-size:1.2rem;padding:8px 20px}
  .nav-mobile .btn-primary{width:auto;padding:14px 32px;margin-top:12px}
}

@media(max-width:480px){
  .hero-actions{flex-direction:column;width:100%}
  .btn-primary,.btn-ghost{width:100%;justify-content:center;padding:11px 20px;font-size:.75rem}
  .cta-buttons{flex-direction:column}
  .btn-white,.btn-ghost-white{width:100%;justify-content:center;padding:11px 20px;font-size:.75rem}

  .section-cases{padding:48px 0}

  .section-cta{padding:48px 0}
  .section-title{font-size:clamp(1.5rem,6vw,1.8rem)}

  .footer{padding:40px 0 0}
  .footer-grid{gap:24px;padding-bottom:24px}

  .whatsapp-btn{right:18px;bottom:18px}
}