/* ============================================================
   FOCUS ENTERPRISES — Shared Design System
   Palette derived from the brand logo: blue, green, charcoal
   Light default + dark mode. Clean industrial, glassmorphism.
   ============================================================ */

:root{
  /* Brand */
  --blue:#225E8F;
  --blue-600:#1b4d76;
  --blue-300:#5a92be;
  --green:#358556;
  --green-600:#2a6d46;
  --green-300:#6bb389;
  --charcoal:#3A4149;

  /* Light theme (default) */
  --bg:#f6f8fa;
  --bg-2:#ffffff;
  --surface:#ffffff;
  --surface-2:#f0f4f7;
  --ink:#1a2229;
  --ink-2:#4a5560;
  --ink-3:#7a8794;
  --line:rgba(20,40,60,0.10);
  --line-2:rgba(20,40,60,0.16);
  --shadow-sm:0 2px 8px rgba(20,50,80,0.06);
  --shadow:0 8px 30px rgba(20,50,80,0.08);
  --shadow-lg:0 20px 50px rgba(20,50,80,0.12);
  --glass:rgba(255,255,255,0.72);
  --glass-border:rgba(255,255,255,0.6);
  --accent:var(--blue);
  --accent-2:var(--green);

  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --maxw:1280px;

  --font-display:'Sora',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --font-mono:'Space Mono',monospace;

  --logo-url:url('focus-logo-full.png');
}

[data-theme="dark"]{
  --bg:#0e1419;
  --bg-2:#141c23;
  --surface:#161f27;
  --surface-2:#1c272f;
  --ink:#eef3f7;
  --ink-2:#a9b6c1;
  --ink-3:#6b7a86;
  --line:rgba(255,255,255,0.09);
  --line-2:rgba(255,255,255,0.16);
  --shadow-sm:0 2px 8px rgba(0,0,0,0.3);
  --shadow:0 8px 30px rgba(0,0,0,0.35);
  --shadow-lg:0 20px 50px rgba(0,0,0,0.45);
  --glass:rgba(20,28,35,0.6);
  --glass-border:rgba(255,255,255,0.08);
  --blue-300:#7fb0d6;
  --green-300:#7cc79b;
  --accent:#4a92c9;
  --accent-2:#4fa876;
  --logo-url:url('focus-logo-white.png');
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--font-body);line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background .4s ease,color .4s ease;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
img{max-width:100%;display:block}
ul{list-style:none}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{
  font-family:var(--font-mono);font-size:12px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--green);
  display:inline-flex;align-items:center;gap:8px;
}
.eyebrow::before{content:'';width:24px;height:2px;background:var(--green);border-radius:2px}

h1,h2,h3,h4{font-family:var(--font-display);line-height:1.1;letter-spacing:-.02em;font-weight:700}
.section{padding:96px 0;position:relative}
.section-title{font-size:clamp(30px,4vw,46px);margin:14px 0 0;color:var(--ink)}
.section-head{max-width:640px;margin-bottom:52px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}
.section-sub{color:var(--ink-2);font-size:17px;margin-top:16px}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:100px;font-weight:600;font-size:15px;
  font-family:var(--font-body);cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
  border:1.5px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-600);transform:translateY(-2px);box-shadow:0 10px 24px rgba(34,94,143,.32)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-600);transform:translateY(-2px);box-shadow:0 10px 24px rgba(53,133,86,.32)}
.btn-ghost{border-color:var(--line-2);color:var(--ink);background:var(--surface)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.btn-wa{background:#25D366;color:#fff}
.btn-wa:hover{background:#1eb959;transform:translateY(-2px);box-shadow:0 10px 24px rgba(37,211,102,.32)}
.btn-lg{padding:17px 34px;font-size:16px}
.btn-block{width:100%}

/* ============ NAVBAR ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:var(--glass);backdrop-filter:blur(18px) saturate(1.5);
  -webkit-backdrop-filter:blur(18px) saturate(1.5);
  border-bottom:1px solid var(--line);
  transition:padding .3s,background .4s;
}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.nav.scrolled .nav-inner{padding:9px 24px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand-logo{
  width:150px;height:44px;
  background:var(--logo-url) left center/contain no-repeat;
  transition:width .3s,height .3s;
}
.nav.scrolled .brand-logo{height:38px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  padding:9px 15px;border-radius:100px;font-size:15px;font-weight:500;
  color:var(--ink-2);transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--ink);background:var(--surface-2)}
.nav-links a.active{color:var(--blue);font-weight:600}
[data-theme="dark"] .nav-links a.active{color:var(--blue-300)}

.nav-actions{display:flex;align-items:center;gap:8px}
.icon-btn{
  width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--ink-2);border:1px solid var(--line);background:var(--surface);
  transition:all .2s;position:relative;
}
.icon-btn:hover{color:var(--blue);border-color:var(--blue);transform:translateY(-1px)}
.cart-count{
  position:absolute;top:-4px;right:-4px;min-width:18px;height:18px;padding:0 4px;
  background:var(--green);color:#fff;border-radius:100px;
  font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);
}
.cart-count:empty,.cart-count[data-count="0"]{display:none}
.nav-wa{display:inline-flex}
.menu-toggle{display:none;width:42px;height:42px;flex-direction:column;gap:5px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.menu-toggle span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Search overlay */
.search-overlay{
  position:fixed;inset:0;z-index:120;background:rgba(10,20,30,.5);
  backdrop-filter:blur(6px);display:none;align-items:flex-start;justify-content:center;padding-top:12vh;
}
.search-overlay.open{display:flex}
.search-box{
  width:min(620px,90vw);background:var(--surface);border-radius:var(--r-lg);
  box-shadow:var(--shadow-lg);padding:10px;border:1px solid var(--line);
}
.search-box input{
  width:100%;padding:18px 20px;border:0;background:transparent;
  font-size:18px;color:var(--ink);font-family:var(--font-body);outline:none;
}
.search-results{max-height:50vh;overflow-y:auto;margin-top:6px}
.search-result{
  display:flex;align-items:center;gap:14px;padding:12px 16px;border-radius:var(--r-md);
  transition:background .15s;cursor:pointer;
}
.search-result:hover{background:var(--surface-2)}
.search-result img{width:44px;height:44px;object-fit:contain;background:var(--surface-2);border-radius:10px;padding:4px}
.search-empty{padding:24px;text-align:center;color:var(--ink-3);font-size:14px}

/* ============ FOOTER ============ */
.footer{background:var(--bg-2);border-top:1px solid var(--line);padding:72px 0 28px;margin-top:40px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--line)}
.footer-brand-logo{width:170px;height:52px;background:var(--logo-url) left center/contain no-repeat;margin-bottom:18px}
.footer-about{color:var(--ink-2);font-size:14px;max-width:300px;margin-bottom:20px}
.footer-social{display:flex;gap:10px}
.footer-social a{width:38px;height:38px;border-radius:50%;border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;color:var(--ink-2);transition:all .2s}
.footer-social a:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3);margin-bottom:18px;font-weight:700}
.footer-col li{margin-bottom:11px}
.footer-col a{color:var(--ink-2);font-size:14.5px;transition:color .2s}
.footer-col a:hover{color:var(--blue)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;color:var(--ink-2);font-size:14px;margin-bottom:12px}
.footer-contact svg{flex-shrink:0;color:var(--green);margin-top:2px}
.footer-bottom{padding-top:24px;text-align:center;color:var(--ink-3);font-size:13px;font-family:var(--font-mono)}

/* ============ FLOATING BUTTONS ============ */
.fab-wa{
  position:fixed;bottom:26px;right:26px;width:58px;height:58px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 30px rgba(37,211,102,.45);z-index:90;
  animation:fabpulse 2.5s infinite;transition:transform .2s;
}
.fab-wa:hover{transform:scale(1.08)}
@keyframes fabpulse{0%,100%{box-shadow:0 8px 30px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,.4)}50%{box-shadow:0 8px 30px rgba(37,211,102,.45),0 0 0 14px rgba(37,211,102,0)}}
.scroll-top{
  position:fixed;bottom:26px;left:26px;width:48px;height:48px;border-radius:50%;
  background:var(--surface);border:1px solid var(--line-2);color:var(--ink-2);
  display:flex;align-items:center;justify-content:center;z-index:90;box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s;
}
.scroll-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.scroll-top:hover{color:var(--blue);border-color:var(--blue)}

/* Cookie banner */
.cookie{
  position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(200%);
  width:min(680px,92vw);background:var(--surface);border:1px solid var(--line-2);
  border-radius:var(--r-lg);box-shadow:var(--shadow-lg);padding:20px 24px;z-index:130;
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;transition:transform .5s cubic-bezier(.2,.8,.2,1);
}
.cookie.show{transform:translateX(-50%) translateY(0)}
.cookie p{font-size:14px;color:var(--ink-2);flex:1;min-width:220px}
.cookie a{color:var(--blue);font-weight:600}
.cookie-actions{display:flex;gap:10px}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:translateY(0)}

/* Cards shared */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s,border-color .3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--line-2)}

/* Breadcrumb */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);font-family:var(--font-mono);flex-wrap:wrap}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb .sep{opacity:.5}

/* Responsive */
@media (max-width:980px){
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .nav-links,.nav-wa{display:none}
  .menu-toggle{display:flex}
  .nav-links.mobile-open{
    display:flex;position:fixed;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:var(--surface);border-bottom:1px solid var(--line);padding:16px;gap:4px;box-shadow:var(--shadow-lg);
  }
  .nav-links.mobile-open a{padding:14px 16px;border-radius:var(--r-md)}
}
@media (max-width:600px){
  .section{padding:64px 0}
  .wrap{padding:0 18px}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .fab-wa{width:52px;height:52px;bottom:20px;right:18px}
  .scroll-top{left:18px;bottom:20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}