/* Plexpert Site Master: fixed shell; tool-specific CSS belongs in separate files. */
@font-face{font-family:"Open Sans";font-style:normal;font-weight:400;font-display:swap;src:url("assets/open-sans.ttf") format("truetype")}
:root{--plexpert-blue:#26469c;--plexpert-dark:#1f2530;--plexpert-light:#b7cbd0;--plexpert-white:#fff;--plexpert-text:#222;--plexpert-font:"Open Sans",Arial,sans-serif;--plexpert-width:1080px;--plexpert-gutter:clamp(20px,4vw,48px)}
*{box-sizing:border-box}html{background:var(--plexpert-white)}body{margin:0;min-height:100vh;display:flex;flex-direction:column;font-family:var(--plexpert-font);font-size:16px;color:var(--plexpert-text);line-height:1.65}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button{font:inherit}.container{width:calc(100% - 2 * var(--plexpert-gutter));max-width:var(--plexpert-width);margin-inline:auto}a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--plexpert-light);outline-offset:5px}.skip-link{position:absolute;top:-100px;left:20px;z-index:10;background:white;color:var(--plexpert-blue);padding:10px}.skip-link:focus{top:5px}
.contact-bar{background:var(--plexpert-blue);color:white;font-size:12px;font-weight:600}.contact-inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:8px 24px;padding-block:6px}.contact-links,.legal-links{display:flex;align-items:center;flex-wrap:wrap;gap:6px 22px}.contact-links a{white-space:nowrap}.contact-links span{margin-right:5px}.main-header{background:white}.header-inner{min-height:106px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:block;max-width:68%}.brand img{width:238px;max-width:100%;height:auto;display:block}.home{font-size:14px;font-weight:600;color:#5e5e5e;padding:12px 0 12px 16px}.title-band{background:var(--plexpert-blue);color:var(--plexpert-light)}.title-inner{min-height:152px;display:flex;align-items:center;gap:30px;padding-block:28px}.tools-icon{width:68px;height:68px;flex-shrink:0}h1{font-size:clamp(28px,3.2vw,38px);line-height:1.25;font-weight:400;margin:0 0 8px}.title-inner p{font-size:clamp(14px,1.6vw,18px);margin:0;line-height:1.6}.function-band{background:var(--plexpert-dark);color:white}.function-inner{display:flex;gap:14px;padding-block:22px;flex-wrap:wrap}.function-inner button{background:transparent;border:1px solid #8995a8;border-radius:8px;color:#d4d9e2;font-size:15px;padding:10px 19px;cursor:pointer;min-height:46px;line-height:1.5}.function-inner button:hover{color:white;border-color:var(--plexpert-light)}.function-inner button[aria-selected="true"]{background:#171c25;color:white;border-color:var(--plexpert-light)}.workspace{flex:1;min-height:320px;padding-block:54px}.initial-placeholder{display:flex;justify-content:center;align-items:center;min-height:205px;color:#5e5e5e}.initial-placeholder p{margin:0}.workspace [role="tabpanel"] h2{font-size:24px;color:var(--plexpert-blue);font-weight:400;margin:0 0 18px}.workspace [role="tabpanel"] p{color:#5e5e5e;margin:0} [hidden]{display:none!important}.footer{background:var(--plexpert-blue);color:white;padding-block:36px 18px;font-size:14px}.footer-grid{display:grid;grid-template-columns:1.3fr 1.2fr .65fr;gap:32px}.footer h2{font-size:16px;margin:0 0 10px;font-weight:600}.footer address{font-style:normal;line-height:1.9}.footer-contact,.footer-legal{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding-top:2px}.copyright{font-size:12px;border-top:1px solid #ffffff30;margin-top:28px;padding-top:16px}
@media(max-width:700px){.contact-inner{align-items:flex-start;flex-direction:column;padding-block:9px;gap:7px}.contact-links{gap:4px 16px}.header-inner{min-height:90px}.brand img{width:208px}.title-inner{gap:18px;min-height:145px;padding-block:25px}.tools-icon{width:48px;height:48px}.function-inner{gap:8px;padding-block:15px}.function-inner button{flex:1 1 220px;text-align:left;padding:10px 14px}.workspace{min-height:280px;padding-block:34px}.initial-placeholder{min-height:180px}.footer-grid{grid-template-columns:1fr 1fr;gap:26px}.footer-legal{grid-column:1/-1;flex-direction:row;gap:24px}}
@media(max-width:430px){.contact-links{flex-direction:column;align-items:flex-start}.title-inner{align-items:flex-start;gap:15px}.tools-icon{width:38px;height:38px;margin-top:3px}.footer-grid{grid-template-columns:1fr;gap:20px}.footer-legal{grid-column:auto}.function-inner button{flex-basis:100%}}