/*
Theme Name: BAUERTECO Tools & Refrigerants
Theme URI: https://bauerteco.pl
Author: BAUERTECO Sp. z o.o.
Description: Custom theme for BAUERTECO Tools & Refrigerants – HVAC tools, components and refrigerants. On activation it creates all pages (Home, About Us, Products, 8 product category pages, Refrigerants + 5 refrigerant pages, Contact Us), imports images and safety data sheets, builds the menu and sets the front page. Colours, contact details and footer texts are editable in Appearance → Customize.
Version: 1.0.0
Requires at least: 6.3
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: bauerteco
*/

/* ---------- Fonts (bundled locally, no Google requests) ---------- */
@font-face{font-family:"Montserrat";font-style:normal;font-weight:500;font-display:swap;src:url(assets/fonts/montserrat-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:500;font-display:swap;src:url(assets/fonts/montserrat-latin-ext-500-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:600;font-display:swap;src:url(assets/fonts/montserrat-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:600;font-display:swap;src:url(assets/fonts/montserrat-latin-ext-600-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:700;font-display:swap;src:url(assets/fonts/montserrat-latin-700-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:700;font-display:swap;src:url(assets/fonts/montserrat-latin-ext-700-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:800;font-display:swap;src:url(assets/fonts/montserrat-latin-800-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:800;font-display:swap;src:url(assets/fonts/montserrat-latin-ext-800-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;src:url(assets/fonts/inter-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;src:url(assets/fonts/inter-latin-ext-400-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;src:url(assets/fonts/inter-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;src:url(assets/fonts/inter-latin-ext-600-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

/* ---------- Design tokens (overridden from Appearance → Customize → Colours) ---------- */
:root{
  --bt-primary:#1E9E4A;
  --bt-dark:#063A1F;
  --bt-accent:#A4D233;
  --bt-black:#111513;
  --bt-gray:#5F6B66;
  --bt-light:#F2F5F3;
  --bt-white:#FFFFFF;
  --bt-border:#DDE3E0;
  --bt-primary-hover:color-mix(in srgb,var(--bt-primary) 82%,#000);
  --bt-radius:14px;
  --bt-shadow:0 10px 30px rgba(6,40,20,.08);
  --bt-shadow-lg:0 22px 50px rgba(6,40,20,.16);
  --bt-font-head:"Montserrat",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --bt-font-body:"Inter",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --bt-container:1200px;
  --bt-gutter:clamp(16px,4vw,32px);
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bt-white);color:var(--bt-black);font-family:var(--bt-font-body);font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--bt-primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--bt-dark)}
h1,h2,h3,h4,h5,h6{font-family:var(--bt-font-head);color:var(--bt-dark);line-height:1.2;font-weight:700;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.2vw,2.5rem)}
h3{font-size:clamp(1.15rem,1.6vw,1.35rem)}
h4{font-size:1.1rem}
p{margin:0 0 1.1em}
strong{font-weight:600}
:focus-visible{outline:3px solid var(--bt-accent);outline-offset:2px}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}
.skip-link:focus{position:fixed;top:8px;left:8px;z-index:1000;width:auto;height:auto;clip:auto;background:var(--bt-white);color:var(--bt-dark);padding:10px 16px;border-radius:8px;box-shadow:var(--bt-shadow)}
.bt-container{width:100%;max-width:calc(var(--bt-container) + 2*var(--bt-gutter));margin:0 auto;padding:0 var(--bt-gutter)}

/* ---------- Top bar ---------- */
.bt-topbar{background:var(--bt-black);color:#C9D1CD;font-size:13.5px}
.bt-topbar .bt-container{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:40px;flex-wrap:wrap}
.bt-topbar a{color:#C9D1CD}
.bt-topbar a:hover{color:var(--bt-accent)}
.bt-topbar__items{display:flex;gap:22px;flex-wrap:wrap;align-items:center}
.bt-topbar__item{display:inline-flex;align-items:center;gap:7px}
.bt-topbar__item svg{width:15px;height:15px;color:var(--bt-accent);flex:none}
.bt-topbar__note{color:var(--bt-accent);font-weight:600}

/* ---------- Header ---------- */
.bt-header{position:sticky;top:0;z-index:100;background:var(--bt-white);border-bottom:1px solid var(--bt-border);transition:box-shadow .25s}
.admin-bar .bt-header{top:32px}
@media (max-width:782px){.admin-bar .bt-header{top:0}}
.bt-header.is-scrolled{box-shadow:0 6px 24px rgba(0,0,0,.08)}
.bt-header .bt-container{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:86px}
.bt-brand{display:flex;align-items:center;gap:12px;flex:none;min-width:0}
.bt-brand img,.bt-brand .custom-logo{height:var(--bt-logo-h,64px);width:auto;max-width:none}
.bt-brand .custom-logo-link{display:block}
.bt-brand__text{display:flex;flex-direction:column;line-height:1.05;color:var(--bt-dark)}
.bt-brand__name{font-family:var(--bt-font-head);font-weight:800;font-size:26px;letter-spacing:.02em;color:var(--bt-dark)}
.bt-brand__tag{font-family:var(--bt-font-head);font-weight:600;font-size:11.5px;letter-spacing:.2em;color:var(--bt-primary);margin-top:4px}
.bt-brand__divider{width:1px;height:40px;background:var(--bt-border)}

.bt-nav ul{list-style:none;margin:0;padding:0}
.bt-nav>ul{display:flex;align-items:center;gap:6px}
.bt-nav li{position:relative}
.bt-nav a{display:block;padding:10px 16px;font-family:var(--bt-font-head);font-weight:600;font-size:15px;color:var(--bt-black);border-radius:8px;position:relative}
.bt-nav>ul>li>a::after{content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;background:var(--bt-primary);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.bt-nav>ul>li>a:hover{color:var(--bt-primary)}
.bt-nav>ul>li>a:hover::after,.bt-nav>ul>li.current-menu-item>a::after,.bt-nav>ul>li.current-menu-ancestor>a::after,.bt-nav>ul>li.current-page-ancestor>a::after{transform:scaleX(1)}
.bt-nav>ul>li.current-menu-item>a,.bt-nav>ul>li.current-page-ancestor>a,.bt-nav>ul>li.current-menu-ancestor>a{color:var(--bt-primary)}
.bt-nav li.bt-menu-button>a{background:var(--bt-primary);color:#fff;padding:11px 22px;margin-left:8px}
.bt-nav li.bt-menu-button>a::after{display:none}
.bt-nav li.bt-menu-button>a:hover,.bt-nav li.bt-menu-button.current-menu-item>a{background:var(--bt-dark);color:#fff}
/* dropdowns (if sub-items are added to the menu) */
.bt-nav .sub-menu{position:absolute;top:100%;left:0;min-width:240px;background:#fff;border:1px solid var(--bt-border);border-radius:12px;box-shadow:var(--bt-shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:all .2s;z-index:10}
.bt-nav li:hover>.sub-menu,.bt-nav li:focus-within>.sub-menu{opacity:1;visibility:visible;transform:none}
.bt-nav .sub-menu a{font-weight:500;font-size:14.5px;padding:9px 12px}
.bt-nav .sub-menu a:hover{background:var(--bt-light);color:var(--bt-primary)}
.bt-nav .sub-menu .sub-menu{top:0;left:100%}

.bt-nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer;color:var(--bt-dark);border-radius:8px}
.bt-nav-toggle svg{width:28px;height:28px}
.bt-nav-toggle .bt-ico-close{display:none}
.bt-nav-open .bt-nav-toggle .bt-ico-close{display:block}
.bt-nav-open .bt-nav-toggle .bt-ico-open{display:none}

@media (max-width:1000px){
  .bt-header .bt-container{min-height:72px}
  .bt-brand img,.bt-brand .custom-logo{height:calc(var(--bt-logo-h,64px)*.82)}
  .bt-nav-toggle{display:block}
  .bt-nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--bt-border);box-shadow:0 18px 30px rgba(0,0,0,.08);max-height:0;overflow:hidden;transition:max-height .3s ease}
  .bt-nav-open .bt-nav{max-height:80vh;overflow-y:auto}
  .bt-nav>ul{flex-direction:column;align-items:stretch;gap:0;padding:8px var(--bt-gutter) 18px}
  .bt-nav a{padding:14px 6px;border-bottom:1px solid var(--bt-light);border-radius:0;font-size:16px}
  .bt-nav>ul>li>a::after{display:none}
  .bt-nav li.bt-menu-button>a{margin:14px 0 0;text-align:center;border-radius:8px;border:0}
  .bt-nav .sub-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 14px;min-width:0}
}
@media (max-width:640px){.bt-topbar__hide-sm{display:none!important}.bt-topbar .bt-container{justify-content:center}}

/* ---------- Page header band ---------- */
.bt-page-header{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--bt-dark) 0%,color-mix(in srgb,var(--bt-dark) 70%,var(--bt-primary)) 100%);color:#fff;padding:clamp(48px,7vw,86px) 0}
.bt-page-header::before{content:"";position:absolute;right:-120px;top:-160px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--bt-accent) 35%,transparent) 0%,transparent 70%)}
.bt-page-header::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);background-size:22px 22px;mask-image:linear-gradient(90deg,transparent 30%,#000)}
.bt-page-header .bt-container{position:relative;z-index:1}
.bt-page-header h1{color:#fff;margin:0}
.bt-breadcrumbs{font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.75)}
.bt-breadcrumbs a{color:var(--bt-accent)}
.bt-breadcrumbs a:hover{color:#fff}
.bt-breadcrumbs span.sep{margin:0 8px;opacity:.6}

/* ---------- Content layout ---------- */
.bt-main{display:block}
.entry-content>*:not(.alignfull):not(.alignwide){max-width:var(--bt-container);margin-left:auto;margin-right:auto;padding-left:var(--bt-gutter);padding-right:var(--bt-gutter);box-sizing:content-box}
.entry-content>.alignwide{max-width:1320px;margin-left:auto;margin-right:auto}
.entry-content>.alignfull{width:100%;max-width:none}
.entry-content>p:first-child,.entry-content>h2:first-child{margin-top:56px}
.entry-content>:last-child:not(.alignfull){margin-bottom:80px}
.bt-simple-content{padding:56px 0 80px}

/* Full width sections */
.bt-section{padding:clamp(56px,8vw,96px) var(--bt-gutter)!important;margin-top:0!important;margin-bottom:0!important}
.bt-section.bt-tight{padding-top:clamp(36px,5vw,56px)!important;padding-bottom:clamp(36px,5vw,56px)!important}
.bt-section>*{max-width:var(--bt-container)!important;margin-left:auto!important;margin-right:auto!important}
.bt-bg-light{background:var(--bt-light)}
.bt-bg-dark{background:var(--bt-dark);color:#E4ECE7}
.bt-bg-black{background:var(--bt-black);color:#D5DCD8}
.bt-bg-green{background:linear-gradient(120deg,var(--bt-primary),color-mix(in srgb,var(--bt-primary) 60%,var(--bt-dark)));color:#fff}
.bt-bg-dark :is(h1,h2,h3,h4),.bt-bg-black :is(h1,h2,h3,h4),.bt-bg-green :is(h1,h2,h3,h4){color:#fff}
.bt-bg-dark a:not(.wp-element-button),.bt-bg-black a:not(.wp-element-button){color:var(--bt-accent)}
.bt-center{text-align:center}
.bt-lead{font-size:1.15rem;color:var(--bt-gray);max-width:760px}
.bt-center .bt-lead,.bt-lead.has-text-align-center{margin-left:auto;margin-right:auto}
.bt-bg-dark .bt-lead,.bt-bg-black .bt-lead{color:#C5D2CB}
.bt-bg-green .bt-lead{color:rgba(255,255,255,.9)}
.bt-eyebrow{font-family:var(--bt-font-head);font-weight:700;font-size:13px!important;letter-spacing:.18em;text-transform:uppercase;color:var(--bt-primary);display:inline-flex;align-items:center;gap:10px;margin-bottom:12px!important}
.bt-eyebrow::before{content:"";width:28px;height:2px;background:currentColor}
.bt-bg-dark .bt-eyebrow,.bt-bg-black .bt-eyebrow,.bt-hero .bt-eyebrow,.bt-bg-green .bt-eyebrow{color:var(--bt-accent)}
p.bt-eyebrow.has-text-align-center{display:flex;justify-content:center}
.bt-section .wp-block-columns{gap:clamp(24px,4vw,56px);margin-bottom:0}
.bt-section .wp-block-columns.bt-cards{gap:24px}
.bt-mt{margin-top:40px!important}

/* ---------- Hero ---------- */
.bt-hero{position:relative;overflow:hidden;background:radial-gradient(900px 500px at 85% 40%,color-mix(in srgb,var(--bt-primary) 55%,transparent),transparent 70%),linear-gradient(115deg,var(--bt-black) 0%,var(--bt-dark) 55%,color-mix(in srgb,var(--bt-dark) 70%,var(--bt-primary)) 100%);color:#DDE7E1;padding-top:clamp(56px,8vw,110px)!important;padding-bottom:clamp(56px,8vw,110px)!important}
.bt-hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
.bt-hero>*{position:relative;z-index:1}
.bt-hero h1{color:#fff}
.bt-hero h1 strong,.bt-hero h1 mark{color:var(--bt-accent);background:none;font-weight:inherit}
.bt-hero .bt-lead{color:#CFDBD4;font-size:1.2rem}
.bt-hero .wp-block-image img{filter:drop-shadow(0 30px 40px rgba(0,0,0,.35))}
.bt-hero-points{display:flex;gap:26px;flex-wrap:wrap;margin-top:34px!important;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);list-style:none;padding-left:0}
.bt-hero-points li{display:flex;align-items:center;gap:8px;font-weight:600;color:#fff;font-size:15px}
.bt-hero-points li::before{content:"";width:20px;height:20px;border-radius:50%;background:var(--bt-accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23063A1F' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E") center/13px no-repeat;flex:none}

/* ---------- Buttons ---------- */
.wp-block-buttons{gap:14px}
.wp-element-button,.wp-block-button__link,.bt-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--bt-font-head);font-weight:700;font-size:15px;letter-spacing:.02em;line-height:1.2;padding:15px 30px;border-radius:10px;background:var(--bt-primary);color:#fff;border:2px solid var(--bt-primary);text-decoration:none;transition:all .2s;cursor:pointer}
.wp-block-button__link:hover,.wp-element-button:hover,.bt-btn:hover{background:var(--bt-dark);border-color:var(--bt-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(6,58,31,.22)}
.wp-block-button.is-style-outline>.wp-block-button__link{background:transparent;color:var(--bt-dark);border:2px solid var(--bt-dark)}
.wp-block-button.is-style-outline>.wp-block-button__link:hover{background:var(--bt-dark);color:#fff}
:is(.bt-bg-dark,.bt-bg-black,.bt-hero,.bt-bg-green) .wp-block-button.is-style-outline>.wp-block-button__link{color:#fff;border-color:rgba(255,255,255,.7)}
:is(.bt-bg-dark,.bt-bg-black,.bt-hero,.bt-bg-green) .wp-block-button.is-style-outline>.wp-block-button__link:hover{background:#fff;color:var(--bt-dark);border-color:#fff}
:is(.bt-bg-dark,.bt-hero,.bt-bg-black) .wp-block-button:not(.is-style-outline)>.wp-block-button__link{background:var(--bt-accent);border-color:var(--bt-accent);color:var(--bt-dark)}
:is(.bt-bg-dark,.bt-hero,.bt-bg-black) .wp-block-button:not(.is-style-outline)>.wp-block-button__link:hover{background:#fff;border-color:#fff}
.bt-bg-green .wp-block-button:not(.is-style-outline)>.wp-block-button__link{background:#fff;border-color:#fff;color:var(--bt-dark)}
.bt-bg-green .wp-block-button:not(.is-style-outline)>.wp-block-button__link:hover{background:var(--bt-dark);border-color:var(--bt-dark);color:#fff}
.wp-block-button.bt-btn-pdf>.wp-block-button__link::before{content:"";width:18px;height:18px;background:currentColor;-webkit-mask:var(--bt-i-file) center/contain no-repeat;mask:var(--bt-i-file) center/contain no-repeat}

/* ---------- Cards & icons ---------- */
:root{
  --bt-i-tools:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14.7 6.3a4 4 0 0 0-5.4 5.4L3 18l3 3 6.3-6.3a4 4 0 0 0 5.4-5.4l-2.5 2.5-2.4-.6-.6-2.4z'/%3E%3C/svg%3E");
  --bt-i-globe:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M3 12h18M12 3c2.5 2.7 3.8 5.7 3.8 9s-1.3 6.3-3.8 9c-2.5-2.7-3.8-5.7-3.8-9S9.5 5.7 12 3z'/%3E%3C/svg%3E");
  --bt-i-box:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 8l-9-5-9 5v8l9 5 9-5z'/%3E%3Cpath d='M3 8l9 5 9-5M12 13v8'/%3E%3C/svg%3E");
  --bt-i-shield:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 3l8 3v6c0 4.5-3.4 8.3-8 9-4.6-.7-8-4.5-8-9V6z'/%3E%3Cpath d='M8.5 12l2.5 2.5 4.5-5'/%3E%3C/svg%3E");
  --bt-i-truck:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 6h12v10H2zM14 10h4l3 3v3h-7'/%3E%3Ccircle cx='6' cy='18' r='2'/%3E%3Ccircle cx='17' cy='18' r='2'/%3E%3C/svg%3E");
  --bt-i-handshake:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 11l4-4 5 2 5-2 4 4-6 6-3-2-3 2z'/%3E%3Cpath d='M9 13l2 2M12 12l2 2'/%3E%3C/svg%3E");
  --bt-i-snow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 2v20M4.2 7l15.6 10M4.2 17L19.8 7M9 4l3 2 3-2M9 20l3-2 3 2'/%3E%3C/svg%3E");
  --bt-i-leaf:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 19c0-9 5-14 15-15-1 10-6 15-15 15z'/%3E%3Cpath d='M5 19l7-7'/%3E%3C/svg%3E");
  --bt-i-clock:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 7v5l3 2'/%3E%3C/svg%3E");
  --bt-i-award:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='9' r='6'/%3E%3Cpath d='M8.5 14l-1.5 7 5-3 5 3-1.5-7'/%3E%3C/svg%3E");
  --bt-i-headset:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 14v-2a8 8 0 0 1 16 0v2'/%3E%3Crect x='3' y='14' width='4' height='6' rx='1.5'/%3E%3Crect x='17' y='14' width='4' height='6' rx='1.5'/%3E%3Cpath d='M19 20c0 1-2 2-5 2'/%3E%3C/svg%3E");
  --bt-i-price:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 12V4h8l10 10-8 8z'/%3E%3Ccircle cx='7.5' cy='8.5' r='1.5'/%3E%3C/svg%3E");
  --bt-i-cart:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 4h2l2.5 11h11L21 7H6.5'/%3E%3Ccircle cx='9' cy='19.5' r='1.5'/%3E%3Ccircle cx='17' cy='19.5' r='1.5'/%3E%3C/svg%3E");
  --bt-i-temp:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 14.8V5a2 2 0 0 0-4 0v9.8a4 4 0 1 0 4 0z'/%3E%3C/svg%3E");
  --bt-i-file:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 3H6v18h12V7z'/%3E%3Cpath d='M14 3v4h4M9 13h6M9 17h6'/%3E%3C/svg%3E");
  --bt-i-check:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E");
}
.bt-card{background:#fff;border:1px solid var(--bt-border);border-radius:var(--bt-radius);padding:30px 28px!important;transition:transform .25s,box-shadow .25s,border-color .25s;position:relative}
.bt-card:hover{transform:translateY(-4px);box-shadow:var(--bt-shadow-lg);border-color:transparent}
.bt-card>:last-child{margin-bottom:0}
.bt-card h3{margin-top:0}
.bt-card p{color:var(--bt-gray);font-size:15.5px}
.bt-bg-dark .bt-card,.bt-bg-black .bt-card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.1)}
.bt-bg-dark .bt-card p,.bt-bg-black .bt-card p{color:#C5D2CB}
[class*="bt-icon-"]::before{content:"";display:block;width:58px;height:58px;border-radius:14px;margin-bottom:20px;background:linear-gradient(135deg,var(--bt-primary),color-mix(in srgb,var(--bt-primary) 55%,var(--bt-accent)))}
[class*="bt-icon-"]::after{content:"";position:absolute;top:calc(30px + 15px);left:calc(28px + 15px);width:28px;height:28px;background:#fff;-webkit-mask:var(--bt-i) center/contain no-repeat;mask:var(--bt-i) center/contain no-repeat}
.bt-icon-tools{--bt-i:var(--bt-i-tools)}.bt-icon-globe{--bt-i:var(--bt-i-globe)}.bt-icon-box{--bt-i:var(--bt-i-box)}.bt-icon-shield{--bt-i:var(--bt-i-shield)}.bt-icon-truck{--bt-i:var(--bt-i-truck)}.bt-icon-handshake{--bt-i:var(--bt-i-handshake)}.bt-icon-snow{--bt-i:var(--bt-i-snow)}.bt-icon-leaf{--bt-i:var(--bt-i-leaf)}.bt-icon-clock{--bt-i:var(--bt-i-clock)}.bt-icon-award{--bt-i:var(--bt-i-award)}.bt-icon-headset{--bt-i:var(--bt-i-headset)}.bt-icon-price{--bt-i:var(--bt-i-price)}.bt-icon-cart{--bt-i:var(--bt-i-cart)}.bt-icon-temp{--bt-i:var(--bt-i-temp)}

/* Stats */
.bt-stats{text-align:center}
.bt-stat-number{font-family:var(--bt-font-head);font-weight:800;font-size:clamp(2.2rem,4vw,3.2rem)!important;line-height:1!important;color:var(--bt-accent);margin-bottom:8px!important}
.bt-bg-light .bt-stat-number,.bt-stats:not(.bt-bg-dark):not(.bt-bg-black):not(.bt-bg-green) .bt-stat-number{color:var(--bt-primary)}
.bt-bg-dark .bt-stat-number,.bt-bg-black .bt-stat-number{color:var(--bt-accent)}
.bt-bg-green .bt-stat-number{color:#fff}
.bt-stat-label{font-size:15px;opacity:.85;margin:0!important}

/* Rounded photos */
.bt-photo img{border-radius:var(--bt-radius);box-shadow:var(--bt-shadow-lg);width:100%}
.bt-photo{margin:0}
.bt-img-card img{border-radius:var(--bt-radius);width:100%;aspect-ratio:3/2;object-fit:cover}
.bt-img-card figure,.bt-img-card .wp-block-image{margin:0 0 18px}

/* Check list */
ul.bt-check{list-style:none;padding-left:0!important}
ul.bt-check li{position:relative;padding-left:32px;margin-bottom:10px}
ul.bt-check li::before{content:"";position:absolute;left:0;top:.28em;width:21px;height:21px;border-radius:50%;background:var(--bt-primary)}
ul.bt-check li::after{content:"";position:absolute;left:5px;top:calc(.28em + 5px);width:11px;height:11px;background:#fff;-webkit-mask:var(--bt-i-check) center/contain no-repeat;mask:var(--bt-i-check) center/contain no-repeat}
.bt-bg-dark ul.bt-check li::before{background:var(--bt-accent)}
.bt-bg-dark ul.bt-check li::after{background:var(--bt-dark)}

/* ---------- Product grid (Products page) ---------- */
.bt-product-grid{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px!important}
.bt-product-grid>*{margin:0!important;max-width:none!important}
.bt-product{background:#fff;border:1px solid var(--bt-border);border-radius:var(--bt-radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s;position:relative}
.bt-product:hover{transform:translateY(-5px);box-shadow:var(--bt-shadow-lg)}
.bt-product .wp-block-image{margin:0!important;overflow:hidden;background:#fff}
.bt-product .wp-block-image img{width:100%!important;height:auto!important;aspect-ratio:1/1;object-fit:cover;transition:transform .5s}
.bt-product:hover .wp-block-image img{transform:scale(1.05)}
.bt-product h3{margin:0!important;padding:18px 20px 20px;font-size:1.1rem;text-align:center;border-top:3px solid var(--bt-primary);flex:1;display:flex;align-items:center;justify-content:center}
.bt-product h3 a{color:var(--bt-dark)}
.bt-product h3 a::after{content:"";position:absolute;inset:0}
.bt-product:hover h3 a{color:var(--bt-primary)}
@media (max-width:900px){.bt-product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px!important}}
@media (max-width:480px){.bt-product-grid{grid-template-columns:1fr}}

/* Small category tiles on the home page */
.bt-tiles{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px!important}
.bt-tiles>*{margin:0!important;max-width:none!important}
.bt-tile{position:relative;border-radius:var(--bt-radius);overflow:hidden;background:#fff;box-shadow:var(--bt-shadow)}
.bt-tile .wp-block-image{margin:0!important}
.bt-tile .wp-block-image img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s}
.bt-tile:hover .wp-block-image img{transform:scale(1.06)}
.bt-tile p{position:absolute;left:0;right:0;bottom:0;margin:0!important;padding:40px 20px 16px;background:linear-gradient(0deg,rgba(6,30,16,.88),transparent);font-family:var(--bt-font-head);font-weight:700;font-size:17px}
.bt-tile p a{color:#fff}
.bt-tile p a::after{content:"";position:absolute;inset:0}
@media (max-width:900px){.bt-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.bt-tiles{grid-template-columns:1fr}}

/* ---------- Refrigerant rows ---------- */
.bt-ref-row{background:#fff;border:1px solid var(--bt-border);border-radius:calc(var(--bt-radius) + 4px);padding:26px!important;margin-bottom:26px!important;align-items:center!important;transition:box-shadow .25s}
.bt-ref-row:hover{box-shadow:var(--bt-shadow-lg)}
.bt-ref-row .wp-block-image{margin:0;background:linear-gradient(160deg,var(--bt-light),#fff);border-radius:var(--bt-radius);overflow:hidden}
.bt-ref-row .wp-block-image img{width:100%;aspect-ratio:1152/896;object-fit:contain}
.bt-ref-row h3{font-size:clamp(1.5rem,2.4vw,2rem);margin-bottom:.35em}
.bt-ref-row h3 a{color:var(--bt-dark)}
.bt-ref-row h3 a:hover{color:var(--bt-primary)}
.bt-label{font-family:var(--bt-font-head);font-weight:700;font-size:13px!important;letter-spacing:.12em;text-transform:uppercase;color:var(--bt-primary);margin:18px 0 6px!important}
.bt-badges{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0!important;margin:0 0 20px!important}
.bt-badges li{background:color-mix(in srgb,var(--bt-primary) 12%,#fff);color:var(--bt-dark);font-weight:600;font-size:14px;padding:6px 14px;border-radius:999px;border:1px solid color-mix(in srgb,var(--bt-primary) 30%,#fff)}

/* Refrigerant detail page */
.bt-ref-hero-img{background:linear-gradient(160deg,var(--bt-light),#fff);border:1px solid var(--bt-border);border-radius:calc(var(--bt-radius) + 6px);padding:10px;margin:0}
.bt-ref-hero-img img{width:100%;border-radius:var(--bt-radius)}
.bt-spec-table{margin:0}
.bt-spec-table table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--bt-border);border-radius:var(--bt-radius);overflow:hidden;font-size:15.5px;background:#fff}
.bt-spec-table td{padding:14px 18px;border:0;border-bottom:1px solid var(--bt-border);vertical-align:top}
.bt-spec-table tr:last-child td{border-bottom:0}
.bt-spec-table tr:nth-child(odd) td{background:var(--bt-light)}
.bt-spec-table td:first-child{font-weight:600;color:var(--bt-dark);width:44%}
.bt-spec-table figcaption,.bt-note{font-size:13.5px;color:var(--bt-gray)}
.bt-note{border-left:4px solid var(--bt-accent);background:var(--bt-light);padding:16px 20px!important;border-radius:0 10px 10px 0}

/* ---------- Contact ---------- */
.bt-contact-card{background:var(--bt-dark);color:#E3ECE6;border-radius:calc(var(--bt-radius) + 4px);padding:36px!important}
.bt-contact-card h2,.bt-contact-card h3{color:#fff}
.bt-contact-card a{color:var(--bt-accent)}
.bt-contact-card p{margin-bottom:.9em}
.bt-contact-card .bt-contact-line{padding-left:40px;position:relative}
.bt-contact-line::before{content:"";position:absolute;left:0;top:2px;width:26px;height:26px;background:var(--bt-accent);-webkit-mask:var(--bt-i) center/contain no-repeat;mask:var(--bt-i) center/contain no-repeat}
.bt-contact-line.is-mail{--bt-i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='M3 7l9 6 9-6'/%3E%3C/svg%3E")}
.bt-contact-line.is-pin{--bt-i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 21s-7-6.2-7-12a7 7 0 0 1 14 0c0 5.8-7 12-7 12z'/%3E%3Ccircle cx='12' cy='9' r='2.5'/%3E%3C/svg%3E")}
.bt-contact-line.is-company{--bt-i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 21V5l8-3v19M12 8h8v13M4 21h16M8 9h.01M8 13h.01M8 17h.01M16 12h.01M16 16h.01'/%3E%3C/svg%3E")}
.bt-contact-line.is-clock{--bt-i:var(--bt-i-clock)}
.bt-form-card{background:#fff;border:1px solid var(--bt-border);border-radius:calc(var(--bt-radius) + 4px);padding:36px!important;box-shadow:var(--bt-shadow)}
.bt-map iframe{width:100%;height:420px;border:0;border-radius:var(--bt-radius);display:block;filter:grayscale(.25)}

/* Contact Form 7 */
.wpcf7 form p{margin-bottom:16px}
.wpcf7 label{display:block;font-weight:600;font-size:14.5px;color:var(--bt-dark)}
.wpcf7 input[type=text],.wpcf7 input[type=email],.wpcf7 input[type=tel],.wpcf7 textarea,.wpcf7 select{width:100%;margin-top:6px;padding:13px 15px;border:1.5px solid var(--bt-border);border-radius:10px;font:inherit;font-size:16px;font-weight:400;background:#FBFCFB;color:var(--bt-black);transition:border-color .2s,box-shadow .2s}
.wpcf7 textarea{min-height:150px;resize:vertical}
.wpcf7 input:focus,.wpcf7 textarea:focus,.wpcf7 select:focus{outline:none;border-color:var(--bt-primary);box-shadow:0 0 0 4px color-mix(in srgb,var(--bt-primary) 18%,transparent);background:#fff}
.wpcf7 .bt-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
@media (max-width:600px){.wpcf7 .bt-form-grid{grid-template-columns:1fr}}
.wpcf7 .wpcf7-acceptance label{font-weight:400;font-size:14px;color:var(--bt-gray);display:flex;gap:10px;align-items:flex-start}
.wpcf7 .wpcf7-acceptance input{margin-top:4px;accent-color:var(--bt-primary)}
.wpcf7 .wpcf7-list-item{margin:0}
.wpcf7 input[type=submit]{background:var(--bt-primary);color:#fff;border:0;border-radius:10px;padding:16px 36px;font-family:var(--bt-font-head);font-weight:700;font-size:16px;cursor:pointer;transition:background .2s}
.wpcf7 input[type=submit]:hover{background:var(--bt-dark)}
.wpcf7-not-valid-tip{font-size:13px;margin-top:4px}
.wpcf7 form .wpcf7-response-output{border-radius:10px;margin:14px 0 0;padding:12px 16px}
.bt-form-fallback{background:var(--bt-light);border-radius:12px;padding:22px}

/* ---------- Footer ---------- */
.bt-footer{background:var(--bt-black);color:#AEB9B3;font-size:15px;position:relative}
.bt-footer::before{content:"";display:block;height:4px;background:linear-gradient(90deg,var(--bt-dark),var(--bt-primary),var(--bt-accent))}
.bt-footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr 1.2fr;gap:40px;padding:70px 0 50px}
.bt-footer h4{color:#fff;font-size:16px;margin-bottom:18px;letter-spacing:.02em}
.bt-footer a{color:#AEB9B3}
.bt-footer a:hover{color:var(--bt-accent)}
.bt-footer ul{list-style:none;margin:0;padding:0}
.bt-footer li{margin-bottom:9px}
.bt-footer li a::before{content:"›";margin-right:8px;color:var(--bt-accent)}
.bt-footer__brand .bt-brand__name{color:#fff}
.bt-footer__brand .bt-brand__tag{color:var(--bt-accent)}
.bt-footer__logo{display:inline-block;background:#fff;border-radius:12px;padding:10px 14px;margin-bottom:18px}
.bt-footer__logo img{height:46px;width:auto}
.bt-footer__about{margin-top:16px;max-width:340px}
.bt-footer__contact p{margin-bottom:10px}
.bt-footer__bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;font-size:13.5px}
.bt-footer__bottom .bt-container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media (max-width:1000px){.bt-footer__grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.bt-footer__grid{grid-template-columns:1fr;gap:30px;padding:50px 0 30px}}

/* ---------- Misc ---------- */
.wp-block-image figcaption{font-size:14px;color:var(--bt-gray);text-align:center}
.wp-block-table td,.wp-block-table th{border-color:var(--bt-border)}
.bt-404{padding:100px 0;text-align:center}
.alignleft{float:left;margin:0 24px 16px 0}.alignright{float:right;margin:0 0 16px 24px}.aligncenter{margin-left:auto;margin-right:auto}
@media (max-width:781px){
  .bt-section .wp-block-columns{gap:28px}
  .bt-hero .wp-block-column:last-child{order:-1}
  .bt-hero .wp-block-image{max-width:520px;margin:0 auto}
  .bt-reverse-mobile .wp-block-column:last-child{order:-1}
  .bt-ref-row{padding:18px!important}
  body{font-size:16px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* equal-height cards */
.bt-cards>.wp-block-column{display:flex;flex-direction:column}
.bt-cards>.wp-block-column>.bt-card{flex:1;height:100%}

/* spacing refinements */
.entry-content :is(h1,h2){margin-block-start:.35em}
.entry-content .bt-eyebrow{margin-block-start:0}
.entry-content .bt-eyebrow+:is(h1,h2,h3){margin-block-start:0!important}
.entry-content .bt-label{margin-block-start:22px!important}
.entry-content .bt-label+*{margin-block-start:0!important}
.bt-spec-table{margin-top:22px!important}
.wp-block-buttons{margin-block-start:26px}
.bt-card h3{margin-block-start:0!important}
@media (max-width:480px){.bt-eyebrow{letter-spacing:.12em}}