:root{
  --color-primary:#0D4F6F;
  --color-secondary:#1E6B8A;
  --color-accent:#00BCD4;
  --color-bg-light:#ECFEFF;
  --color-bg-alt:#CFFAFE;
}

html{ scroll-behavior:smooth; scroll-padding-top:5rem; }
body{ font-family:'Urbanist',system-ui,sans-serif; text-rendering:optimizeLegibility; -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; }

/* Focus */
:focus-visible{ outline:3px solid rgba(0,188,212,.35); outline-offset:3px; border-radius:.75rem; }

/* Links */
.nav-link{
  font-size:.875rem;
  color:rgb(75 85 99);
  transition:color .2s ease, opacity .2s ease;
}
.nav-link:hover{ color:rgb(17 24 39); }

.mobile-nav-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:.75rem 1rem;
  border:1px solid rgb(243 244 246);
  border-radius:.75rem;
  font-size:.95rem;
  color:rgb(17 24 39);
  background:rgb(255 255 255);
  transition:background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.mobile-nav-link:hover{
  background:rgb(249 250 251);
  transform:translateY(-1px);
  box-shadow:0 10px 25px rgba(0,0,0,.06);
}

.footer-link{
  color:rgb(156 163 175);
  transition:color .2s ease, opacity .2s ease;
}
.footer-link:hover{ color:rgb(255 255 255); }

/* 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%;
}

/* CTA baseline */
.btn-cta{
  -webkit-tap-highlight-color:transparent;
}

/* Animations (context: slide_left) */
[data-animate]{
  opacity:0;
  transform:translateX(2rem);
  transition:opacity .6s ease-out, transform .6s ease-out;
  will-change:opacity, transform;
}
[data-animate].is-visible{
  opacity:1;
  transform:translateX(0);
}
.rotate-180{ transform:rotate(180deg); }

/* Premium surfaces */
.surface-card{
  background:rgba(255,255,255,.9);
  border:1px solid rgba(15,23,42,.08);
  border-radius:1rem;
  box-shadow:0 12px 30px rgba(2,6,23,.08);
}

/* Decorative elements (used across pages) */
.decor-grid-dots{
  background-image:radial-gradient(rgba(13,79,111,.18) 1px, transparent 1px);
  background-size:18px 18px;
}
.decor-grid-lines{
  background-image:
    linear-gradient(to right, rgba(13,79,111,.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(13,79,111,.12) 1px, transparent 1px);
  background-size:34px 34px;
}
.decor-diagonal{
  background-image:repeating-linear-gradient(135deg, rgba(0,188,212,.14) 0 10px, transparent 10px 22px);
}
.decor-mesh{
  background:
    radial-gradient(900px 450px at 20% 15%, rgba(0,188,212,.28), transparent 60%),
    radial-gradient(900px 450px at 80% 10%, rgba(13,79,111,.22), transparent 65%),
    radial-gradient(700px 380px at 70% 85%, rgba(30,107,138,.22), transparent 60%);
  filter:saturate(1.05);
}

.decor-gradient-blur{ position:relative; }
.decor-gradient-blur::before,
.decor-gradient-blur::after{
  content:"";
  position:absolute;
  inset:auto;
  width:460px;
  height:460px;
  border-radius:9999px;
  filter:blur(44px);
  opacity:.55;
  pointer-events:none;
  z-index:0;
}
.decor-gradient-blur::before{
  top:-140px;
  left:-180px;
  background:radial-gradient(circle at 30% 30%, rgba(0,188,212,.65), transparent 60%);
}
.decor-gradient-blur::after{
  bottom:-170px;
  right:-210px;
  background:radial-gradient(circle at 70% 70%, rgba(13,79,111,.55), transparent 60%);
}

.decor-corner-tr{ position:relative; }
.decor-corner-tr::after{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:140px;
  height:140px;
  background:linear-gradient(135deg, rgba(0,188,212,.22), transparent 60%);
  border-bottom-left-radius:1.25rem;
  pointer-events:none;
}

.decor-corner-bl{ position:relative; }
.decor-corner-bl::before{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:160px;
  height:160px;
  background:linear-gradient(315deg, rgba(13,79,111,.22), transparent 60%);
  border-top-right-radius:1.25rem;
  pointer-events:none;
}

.decor-glow-element{ position:relative; }
.decor-glow-element::before{
  content:"";
  position:absolute;
  inset:-16px;
  background:radial-gradient(closest-side, rgba(0,188,212,.20), transparent 70%);
  filter:blur(18px);
  z-index:-1;
  pointer-events:none;
}

/* intensity */
.decor-subtle{ opacity:.08; }
.decor-moderate{ opacity:.12; }
.decor-bold{ opacity:.2; }

/* Forms */
.input-base{
  width:100%;
  border-radius:.75rem;
  border:1px solid rgb(229 231 235);
  background:#fff;
  padding:.85rem 1rem;
  font-size:1rem;
  transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.input-base:focus{
  border-color:rgba(0,188,212,.8);
  box-shadow:0 0 0 4px rgba(0,188,212,.18);
  outline:none;
}
.input-help{ font-size:.75rem; color:rgb(107 114 128); }

.form-error{
  border-color:rgba(239,68,68,.85) !important;
  box-shadow:0 0 0 4px rgba(239,68,68,.12) !important;
}

.toast{
  position:fixed;
  left:50%;
  bottom:1.25rem;
  transform:translateX(-50%);
  background:rgba(17,24,39,.95);
  color:#fff;
  padding:.85rem 1rem;
  border-radius:1rem;
  box-shadow:0 20px 50px rgba(0,0,0,.25);
  z-index:200;
  max-width:min(520px, calc(100% - 2rem));
  opacity:0;
  pointer-events:none;
  transition:opacity .25s ease, transform .25s ease;
}
.toast.is-open{
  opacity:1;
  pointer-events:auto;
  transform:translateX(-50%) translateY(-6px);
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  [data-animate]{ transition:none; transform:none; opacity:1; }
  .toast{ transition:none; }
}