/* PETRA v1.4.3 · CI v3.2 · dedicated app shell, no global WP/theme changes. */
body.petra-shell-page {margin:0!important;padding:0!important;min-height:100vh;background:#F7FAFC;color:#102033;font:16px/1.55 Inter,system-ui,-apple-system,"Segoe UI",sans-serif}
body.petra-shell-page *{box-sizing:border-box}
body.petra-shell-page a{color:#24447c;text-underline-offset:3px}
body.petra-shell-page :where(a,button,summary,input,textarea,select):focus-visible{outline:3px solid #6C4CF6;outline-offset:3px}
.petra-shell-layout{min-height:100vh;display:flex;flex-direction:column}
.petra-skip{position:absolute;left:10px;top:-100px;z-index:99999;padding:10px 16px;color:#fff!important;background:#102033}.petra-skip:focus{top:10px}
.petra-shell-header{background:#fff;border-bottom:1px solid #D5E0E8;position:relative;z-index:50}
.petra-shell-header:before{content:"";display:block;height:3px;background:linear-gradient(90deg,#23C7D9 0%,#6C4CF6 100%)}
.petra-shell-header-inner{max-width:1210px;margin:0 auto;min-height:86px;padding:13px 26px;display:flex;align-items:center;gap:28px}
.petra-shell-logo{flex:none;display:flex;align-items:center;text-decoration:none}.petra-shell-logo img{width:154px;height:auto;display:block;max-height:50px}
.petra-shell-nav{display:flex;align-items:center;gap:3px;margin-left:auto}
.petra-shell-nav a{white-space:nowrap;font-weight:600;font-size:14px;text-decoration:none;color:#44546A!important;padding:11px 13px;border-radius:9px}
.petra-shell-nav a:hover,.petra-shell-nav a[aria-current=page]{background:#EFF4F9;color:#102033!important}
.petra-shell-user{display:flex;align-items:center;gap:10px;border-left:1px solid #E4EAF0;padding-left:24px}
.petra-shell-account{font-size:14px;text-decoration:none;font-weight:650;white-space:nowrap;color:#102033!important}
.petra-shell-button{display:inline-flex;justify-content:center;align-items:center;min-height:42px;padding:9px 19px;background:#102033;color:#fff!important;border:1px solid #102033;border-radius:11px;text-decoration:none;font-size:14px;font-weight:750;white-space:nowrap}
.petra-shell-button:hover{background:#283f55}
.petra-shell-mobilemenu{display:none;position:relative;margin-left:auto}.petra-shell-mobilemenu summary{cursor:pointer;font-weight:700;padding:10px 13px;border-radius:10px;border:1px solid #D5E0E8;list-style:none}.petra-shell-mobilemenu summary::-webkit-details-marker{display:none}.petra-shell-mobilemenu summary span{margin-left:6px}
.petra-shell-mobilemenu nav{position:absolute;top:calc(100% + 9px);right:0;width:min(320px,calc(100vw - 36px));display:flex;flex-direction:column;background:#fff;border:1px solid #D5E0E8;border-radius:14px;box-shadow:0 15px 38px #1020331b;padding:8px;z-index:100}
.petra-shell-mobilemenu nav a{padding:12px 14px;text-decoration:none;font-weight:600;border-radius:8px;color:#102033!important}.petra-shell-mobilemenu nav a:hover,.petra-shell-mobilemenu nav a[aria-current=page]{background:#EFF4F9}
.petra-shell-main{width:100%;max-width:1210px;margin:0 auto;padding:28px 26px 80px;flex:1;min-width:0}
.petra-shell-title{font-size:clamp(24px,3.1vw,32px)!important;letter-spacing:-.032em;line-height:1.2;margin:6px 0 18px!important;color:#102033;font-weight:740}
.petra-shell-content{min-width:0}
.petra-shell-footer{border-top:1px solid #D5E0E8;background:#fff}
.petra-shell-footer-inner{max-width:1210px;margin:0 auto;padding:26px;display:flex;align-items:center;flex-wrap:wrap;column-gap:22px;row-gap:8px;font-size:12px;color:#5D6C7F}
.petra-shell-footer nav{display:flex;flex-wrap:wrap;gap:16px}.petra-shell-footer-inner p{flex-basis:100%;margin:0}.petra-shell-footer a{text-decoration:none;color:#44546a!important}
/* Eliminate excessive duplicate branding, preserve the official original SVG in global app header */
.petra-shell-page .petra-ui{max-width:100%;margin:0 auto;padding:0 0 25px;background:transparent}
.petra-shell-page .petra-brandbar{display:none}
.petra-shell-page .petra-account-shortcut{display:none}
.petra-shell-page .petra-ui .petra-head{background:linear-gradient(120deg,#EFF6FA,#F6F4FF);border-color:#D6E2ED;padding:clamp(24px,4vw,38px);margin:0 0 20px}
.petra-shell-page .petra-ui .petra-head h2{font-size:clamp(25px,3.4vw,38px)!important;font-weight:760;max-width:820px}
.petra-shell-page .petra-ui .petra-head p{max-width:780px}
.petra-shell-page .petra-ui .petra-head-disclaimer{font-size:13px!important;color:#4D6074}
.petra-shell-page .petra-ui .petra-jumpnav{padding:5px;background:#E9F0F6;border:1px solid #D5E0E8;border-radius:14px;gap:5px;margin:0 0 22px}
.petra-shell-page .petra-ui .petra-jumpnav a{flex:1 0 auto;justify-content:center;border:0;border-radius:10px;background:transparent;font-size:14px;font-weight:690;min-height:43px;color:#405269!important}
.petra-shell-page .petra-ui .petra-jumpnav a[aria-current=page]{background:#fff;box-shadow:0 2px 10px #10203312;color:#102033!important}
.petra-shell-page .petra-ui .petra-jumpnav a:hover{background:#fff}
.petra-shell-page .petra-ui .petra-panel[hidden]{display:none!important}
.petra-shell-page .petra-ui .petra-card{margin:0 0 18px;box-shadow:0 8px 27px #10203309}
.petra-shell-page .petra-ui .petra-overview{background:transparent;padding:0;margin:0;border:0;box-shadow:none}
.petra-overview-heading{font-size:clamp(20px,3vw,28px)!important;font-weight:750;margin:6px 0 7px!important}
.petra-overview-subhead{font-size:16px;color:#566A7F;margin-bottom:23px!important}
.petra-overview-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.petra-overview-card{background:#fff;border:1px solid #D5E0E8;border-radius:18px;padding:25px 22px;min-height:220px;display:flex;flex-direction:column;align-items:flex-start;box-shadow:0 8px 30px #1020330b}
.petra-overview-card .petra-overview-icon{height:38px;width:38px;display:flex;align-items:center;justify-content:center;border-radius:11px;background:#EEF6FB;color:#102033;font-size:19px;margin-bottom:17px}
.petra-overview-card h3{font-size:19px!important;margin:0 0 9px!important}
.petra-overview-card p{font-size:14px!important;color:#546679;flex:1}
.petra-overview-card a{display:inline-flex;align-items:center;min-height:42px;padding:8px 13px;border:1px solid #102033;border-radius:9px;text-decoration:none;font-weight:700;font-size:14px;color:#fff!important;background:#102033}
.petra-overview-card a[aria-disabled=true]{background:#EFF3F7;border-color:#D4DFE9;color:#53687A!important;pointer-events:none}
.petra-overview-status{font-size:14px;padding:14px 18px;background:#F0F6FA;border-radius:12px;margin-top:20px!important;color:#43566B}
.petra-shell-page .petra-ui #petra-gespraech{background:#fff;border-radius:18px;border:1px solid #D5E0E8;padding:clamp(18px,3vw,28px)}
.petra-shell-page .petra-ui .petra-chat{min-height:155px;max-height:420px;margin:14px 0 18px}
.petra-shell-page .petra-ui #petra-konto #petra-skills-list{font-size:14px;line-height:1.5}
.petra-shell-page .petra-ui #petra-konto #petra-skills-list li{margin-bottom:8px}
.petra-shell-page .petra-ui #petra-konto .petra-knowledge-disclosure{margin-top:8px;border:1px solid #D5E0E8;border-radius:13px;padding:16px}
.petra-shell-page .petra-ui #petra-konto .petra-knowledge-disclosure summary{font-weight:700;cursor:pointer}
.petra-shell-page .petra-access{max-width:100%;padding:0;margin:0 auto 24px}
.petra-shell-page .petra-access-header{max-width:900px;margin-bottom:20px}
.petra-shell-page .petra-access-header>img{display:none}
.petra-shell-page .petra-access-header h2{font-size:clamp(24px,3.5vw,36px)!important}
.petra-shell-page .petra-access-grid{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:18px;max-width:990px}
.petra-shell-page .petra-access-box{box-shadow:0 8px 28px #10203309}
.petra-shell-page .petra-access .petra-access-primary{min-height:48px}
.petra-shell-page .petra-auth{max-width:950px;margin:0 auto 34px}
@media(max-width:1020px){.petra-shell-header-inner{gap:13px}.petra-shell-nav a{padding:9px;font-size:13px}.petra-shell-user{padding-left:11px}.petra-shell-account{font-size:12px}}
@media(max-width:780px){.petra-shell-header-inner{min-height:76px;padding:12px 18px}.petra-shell-logo img{width:140px}.petra-shell-nav,.petra-shell-user{display:none}.petra-shell-mobilemenu{display:block}.petra-shell-main{padding:20px 16px 44px}.petra-overview-grid{grid-template-columns:1fr}.petra-overview-card{min-height:0}.petra-shell-page .petra-access-grid{grid-template-columns:1fr}.petra-shell-page .petra-ui .petra-jumpnav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.petra-shell-page .petra-ui .petra-jumpnav a{padding:8px}}
@media(max-width:480px){.petra-shell-logo img{width:125px}.petra-shell-main{padding:17px 12px 36px}.petra-overview-card{padding:20px}.petra-shell-page .petra-ui .petra-head{padding:22px 18px}.petra-shell-page .petra-ui .petra-chat{padding:12px}.petra-shell-page .petra-ui .petra-jumpnav a{font-size:12px}}
@media(prefers-reduced-motion:reduce){.petra-shell-page *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* PETRA-shell footer supersedes the legacy nested shortcode footer only on three app pages. */
.petra-shell-page .petra-ui .petra-footer{display:none}

/* v1.5.12: authenticated identity; per-request WP user; no browser-stored account information. */
.petra-shell-identity{display:inline-flex;align-items:center;gap:9px;min-width:0;max-width:235px;color:#102033!important;text-decoration:none!important;border-radius:10px;padding:3px 5px}
.petra-shell-identity:hover,.petra-shell-identity:focus-visible{background:#EFF4F9}
.petra-shell-avatar{width:36px;height:36px;flex:0 0 36px;border-radius:50%;display:grid;place-items:center;background:#EDE9FF;color:#34258A;font-weight:750;font-size:13px;overflow:hidden}
.petra-shell-identity-text{display:flex;min-width:0;flex-direction:column;line-height:1.3}
.petra-shell-identity-text strong{font-size:13px;font-weight:750;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.petra-shell-identity-text small{font-size:11px;color:#526276;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:1100px) and (min-width:781px){.petra-shell-header-inner{gap:10px;padding-inline:12px}.petra-shell-nav a{font-size:12px;padding:8px}.petra-shell-user{gap:6px;padding-left:8px}.petra-shell-identity{max-width:145px}.petra-shell-identity-text small{font-size:10px}.petra-shell-button{padding:8px 12px}}
@media(max-width:780px){.petra-shell-mobilemenu summary{max-width:calc(100vw - 180px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}