:root{
  --color-primary:#1F2937;
  --color-secondary:#374151;
  --color-accent:#64748B;
  --bg-light:#F8FAFC;
  --bg-alt:#F1F5F9;
}

html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{font-family:'Inter',system-ui,sans-serif}

/* Button fixes */
button,.btn,[class*="btn-"],a[href="#order_form"]{
  white-space:nowrap;
  min-width:fit-content;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem
}
form button[type="submit"]{white-space:normal;width:100%}

/* Accessible focus */
:focus-visible{outline:2px solid rgba(100,116,139,.45);outline-offset:3px}

/* Scrollbar (subtle) */
@media (min-width:768px){
  ::-webkit-scrollbar{width:10px}
  ::-webkit-scrollbar-track{background:#0b1220}
  ::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:999px}
  ::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.22)}
}

/* Animations (context: zoom_in) */
[data-animate]{
  opacity:0;
  transform:translateY(10px) scale(.95);
  transition:opacity .6s ease-out,transform .6s ease-out
}
[data-animate].is-visible{
  opacity:1;
  transform:translateY(0) scale(1)
}
.rotate-180{transform:rotate(180deg)}

/* Decorative backgrounds (premium, subtle) */
.decor-grid-dots{
  background-image:radial-gradient(rgba(31,41,55,.12) 1px, transparent 1px);
  background-size:18px 18px;
}
.decor-grid-lines{
  background-image:
    linear-gradient(to right, rgba(31,41,55,.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(31,41,55,.08) 1px, transparent 1px);
  background-size:32px 32px;
}
.decor-diagonal{
  background-image:repeating-linear-gradient(135deg, rgba(31,41,55,.10), rgba(31,41,55,.10) 1px, transparent 1px, transparent 12px);
}
.decor-mesh{
  background:
    radial-gradient(800px 300px at 10% 10%, rgba(100,116,139,.35), transparent 60%),
    radial-gradient(650px 260px at 90% 25%, rgba(55,65,81,.45), transparent 60%),
    radial-gradient(700px 320px at 40% 95%, rgba(31,41,55,.55), transparent 60%);
}
.decor-gradient-blur{position:relative}
.decor-gradient-blur::before,
.decor-gradient-blur::after{
  content:"";
  position:absolute;
  inset:auto;
  width:520px;
  height:520px;
  filter:blur(54px);
  opacity:.55;
  pointer-events:none;
  border-radius:9999px;
}
.decor-gradient-blur::before{
  top:-200px;
  left:-200px;
  background:radial-gradient(circle at 30% 30%, rgba(100,116,139,.55), transparent 60%);
}
.decor-gradient-blur::after{
  bottom:-220px;
  right:-220px;
  background:radial-gradient(circle at 40% 40%, rgba(31,41,55,.55), transparent 60%);
}

/* Intensity modifiers */
.decor-subtle{opacity:.06}
.decor-moderate{opacity:.10}
.decor-bold{opacity:.18}

/* Corner accents */
.decor-corner-tr{position:relative}
.decor-corner-tr::after{
  content:"";
  position:absolute;
  top:-1px;right:-1px;
  width:120px;height:120px;
  background:linear-gradient(135deg, rgba(100,116,139,.28), transparent 60%);
  border-top-right-radius:32px;
  pointer-events:none;
}
.decor-corner-bl{position:relative}
.decor-corner-bl::after{
  content:"";
  position:absolute;
  bottom:-1px;left:-1px;
  width:120px;height:120px;
  background:linear-gradient(315deg, rgba(100,116,139,.22), transparent 60%);
  border-bottom-left-radius:32px;
  pointer-events:none;
}

/* Soft glow element behind product */
.decor-glow-element{position:relative}
.decor-glow-element::before{
  content:"";
  position:absolute;
  inset:auto;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  width:420px;
  height:420px;
  background:radial-gradient(circle at 40% 40%, rgba(100,116,139,.22), transparent 60%);
  filter:blur(24px);
  pointer-events:none;
  z-index:0;
}

/* Utility: better tap targets */
.tap-target{min-height:44px;min-width:44px}

/* Mobile menu animation helper */
#mobile-menu{transition:max-height .35s ease, opacity .2s ease}
#mobile-menu[data-state="open"]{display:block}
#mobile-menu.hidden{display:none}