/* StudiAI 7.0 – einheitliches, ruhiges Produktdesign */
:root{
  --v7-bg:#f5f7fc;--v7-surface:#fff;--v7-surface-2:#f8faff;--v7-text:#10182e;--v7-muted:#66738f;
  --v7-line:#e2e7f2;--v7-primary:#4f5dff;--v7-primary-2:#7c4dff;--v7-cyan:#18b8d9;--v7-success:#12a36e;
  --v7-warning:#e78a20;--v7-danger:#d94b67;--v7-shadow:0 18px 55px rgba(28,43,82,.10);--v7-shadow-sm:0 8px 28px rgba(28,43,82,.08);
  --v7-radius:22px;--v7-radius-sm:15px;--v7-sidebar:278px
}
:root[data-theme="dark"]{
  --v7-bg:#07111f;--v7-surface:#0d1a2d;--v7-surface-2:#101f35;--v7-text:#f5f7ff;--v7-muted:#98a8c5;
  --v7-line:#223550;--v7-primary:#6782ff;--v7-primary-2:#9a6dff;--v7-cyan:#29c6e7;--v7-success:#37c991;
  --v7-shadow:0 20px 60px rgba(0,0,0,.28);--v7-shadow-sm:0 10px 32px rgba(0,0,0,.22)
}
html{scroll-behavior:smooth}
body.design-v7{background:var(--v7-bg);color:var(--v7-text);font-feature-settings:"ss01" 1,"cv11" 1}
body.design-v7 .page,body.design-v7 .page-shell{max-width:1480px;margin-inline:auto}
body.design-v7 .card,body.design-v7 .section,body.design-v7 .question-card,body.design-v7 .customer-rail-card,
body.design-v7 .customer-section{background:var(--v7-surface);border:1px solid var(--v7-line);box-shadow:var(--v7-shadow-sm);border-radius:var(--v7-radius)}
body.design-v7 .btn{min-height:44px;border-radius:13px;font-weight:750;letter-spacing:-.01em;box-shadow:none}
body.design-v7 .btn-primary{background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2));border-color:transparent;color:#fff;box-shadow:0 10px 26px rgba(79,93,255,.23)}
body.design-v7 .btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 32px rgba(79,93,255,.30)}
body.design-v7 .btn-ghost{background:var(--v7-surface);border-color:var(--v7-line);color:var(--v7-text)}
body.design-v7 input,body.design-v7 select,body.design-v7 textarea{border-radius:13px;border-color:var(--v7-line);background:var(--v7-surface-2);color:var(--v7-text)}
body.design-v7 .eyebrow{color:var(--v7-primary);letter-spacing:.12em;font-size:12px;font-weight:850}
body.design-v7 .muted{color:var(--v7-muted)}
body.design-v7 .progress,body.design-v7 .xp-track,body.design-v7 .mini-xp-track{overflow:hidden;background:color-mix(in srgb,var(--v7-line) 76%,transparent);border-radius:999px}
body.design-v7 .progress i,body.design-v7 .xp-track i,body.design-v7 .mini-xp-track i{display:block;height:100%;background:linear-gradient(90deg,var(--v7-primary),var(--v7-primary-2),var(--v7-cyan));border-radius:inherit}

/* Public navigation */
.public-header-v7{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--v7-surface) 89%,transparent);border-bottom:1px solid color-mix(in srgb,var(--v7-line) 80%,transparent);backdrop-filter:blur(18px)}
.public-header-inner-v7{width:min(1440px,calc(100% - 36px));min-height:76px;margin:auto;display:flex;align-items:center;gap:30px}
.public-header-v7 .brand{flex:0 0 auto}.public-header-v7 .brand small{color:var(--v7-muted)}
.public-nav-v7{display:flex;align-items:center;justify-content:center;gap:8px;flex:1}
.public-nav-v7 a{padding:10px 13px;border-radius:10px;color:var(--v7-muted);font-weight:700;font-size:14px}
.public-nav-v7 a:hover{background:var(--v7-surface-2);color:var(--v7-text)}
.public-actions-v7{display:flex;align-items:center;gap:8px}.public-actions-v7 .theme-toggle-label{display:none}
.public-header-v7 .nav-menu-button{display:none}

/* New landing page */
.v7-landing{overflow:hidden;background:var(--v7-bg)}
.v7-hero{position:relative;padding:92px 24px 72px}
.v7-hero:before{content:"";position:absolute;inset:-200px -20% auto;height:650px;background:radial-gradient(circle at 28% 42%,rgba(91,99,255,.17),transparent 40%),radial-gradient(circle at 73% 42%,rgba(24,184,217,.14),transparent 40%);pointer-events:none}
.v7-hero-inner{position:relative;width:min(1400px,100%);margin:auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(520px,.92fr);align-items:center;gap:76px}
.v7-hero-copy{max-width:730px}.v7-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid color-mix(in srgb,var(--v7-primary) 25%,var(--v7-line));border-radius:999px;background:color-mix(in srgb,var(--v7-primary) 7%,var(--v7-surface));color:var(--v7-primary);font-weight:800;font-size:13px}
.v7-hero h1{margin:22px 0 20px;font-size:clamp(48px,5.6vw,82px);line-height:.99;letter-spacing:-.055em;color:var(--v7-text)}
.v7-hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--v7-primary),var(--v7-primary-2),var(--v7-cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.v7-hero-copy>p{font-size:19px;line-height:1.7;color:var(--v7-muted);max-width:670px}
.v7-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 22px}.v7-hero-actions .btn{min-height:54px;padding-inline:22px}
.v7-trust-row{display:flex;flex-wrap:wrap;gap:18px;color:var(--v7-muted);font-size:13px;font-weight:650}.v7-trust-row span{display:inline-flex;align-items:center;gap:7px}.v7-trust-row .ui-icon{width:17px;color:var(--v7-success)}
.v7-product-preview{position:relative;min-height:620px;display:grid;align-items:center}
.v7-preview-window{position:relative;background:var(--v7-surface);border:1px solid var(--v7-line);border-radius:28px;box-shadow:0 35px 90px rgba(41,51,111,.19);padding:18px;transform:perspective(1500px) rotateY(-4deg) rotateX(1deg)}
.v7-preview-bar{height:42px;display:flex;align-items:center;gap:7px;padding:0 8px;border-bottom:1px solid var(--v7-line)}.v7-preview-bar i{width:9px;height:9px;border-radius:50%;background:#d6dcea}.v7-preview-bar strong{margin-left:10px;font-size:13px}
.v7-preview-content{display:grid;grid-template-columns:120px 1fr;min-height:460px}.v7-preview-sidebar{padding:22px 12px;border-right:1px solid var(--v7-line);display:grid;align-content:start;gap:13px}.v7-preview-sidebar span{height:10px;border-radius:999px;background:var(--v7-line)}.v7-preview-sidebar span:first-child{height:34px;background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2))}
.v7-preview-main{padding:22px;display:grid;gap:16px}.v7-preview-greeting{display:flex;justify-content:space-between;align-items:center}.v7-preview-greeting div{display:grid;gap:6px}.v7-preview-greeting strong{font-size:20px}.v7-preview-greeting small{color:var(--v7-muted)}
.v7-preview-level{display:flex;align-items:center;gap:10px;padding:10px 13px;border-radius:14px;background:linear-gradient(135deg,rgba(79,93,255,.12),rgba(124,77,255,.1));color:var(--v7-primary)}
.v7-preview-level b{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2));color:#fff}.v7-preview-level span{display:grid}.v7-preview-level small{font-size:10px}
.v7-preview-grid{display:grid;grid-template-columns:1.35fr .8fr;gap:14px}.v7-preview-card{padding:17px;border:1px solid var(--v7-line);border-radius:17px;background:var(--v7-surface-2)}.v7-preview-card h4{margin:0 0 15px}.v7-preview-ring{width:122px;height:122px;border-radius:50%;display:grid;place-items:center;margin:auto;background:conic-gradient(var(--v7-primary) 72%,var(--v7-line) 0);position:relative}.v7-preview-ring:after{content:"";position:absolute;inset:13px;border-radius:50%;background:var(--v7-surface-2)}.v7-preview-ring strong{position:relative;z-index:1;font-size:28px}
.v7-preview-list{display:grid;gap:9px}.v7-preview-list span{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 11px;border-radius:11px;background:var(--v7-surface);font-size:12px}.v7-preview-list i{width:48px;height:6px;border-radius:999px;background:var(--v7-line);overflow:hidden}.v7-preview-list i:after{content:"";display:block;width:65%;height:100%;background:var(--v7-success)}
.v7-float-card{position:absolute;padding:14px 16px;border-radius:16px;background:var(--v7-surface);border:1px solid var(--v7-line);box-shadow:var(--v7-shadow);display:flex;align-items:center;gap:10px;font-weight:800}.v7-float-card small{display:block;color:var(--v7-muted);font-weight:600}.v7-float-card.one{left:-42px;top:82px}.v7-float-card.two{right:-26px;bottom:100px}.v7-float-icon{width:39px;height:39px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2));color:#fff}
.v7-section{padding:82px 24px}.v7-section-inner{width:min(1320px,100%);margin:auto}.v7-section-head{max-width:760px;margin:0 auto 40px;text-align:center}.v7-section-head h2{font-size:clamp(35px,4vw,54px);letter-spacing:-.04em;margin:10px 0 14px}.v7-section-head p{font-size:17px;color:var(--v7-muted);line-height:1.65}
.v7-feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.v7-feature-card{padding:26px;background:var(--v7-surface);border:1px solid var(--v7-line);border-radius:22px;box-shadow:var(--v7-shadow-sm)}.v7-feature-icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,color-mix(in srgb,var(--v7-primary) 16%,transparent),color-mix(in srgb,var(--v7-primary-2) 14%,transparent));color:var(--v7-primary)}.v7-feature-card h3{font-size:20px;margin:20px 0 8px}.v7-feature-card p{color:var(--v7-muted);line-height:1.6}
.v7-level-section{background:linear-gradient(140deg,#101a4b,#251a65 55%,#08344a);color:#fff}.v7-level-section .v7-section-head h2,.v7-level-section .v7-section-head p{color:#fff}.v7-level-section .v7-section-head p{opacity:.74}.v7-level-layout{display:grid;grid-template-columns:.9fr 1.2fr;gap:28px;align-items:center}.v7-level-visual{padding:35px;border-radius:28px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);backdrop-filter:blur(10px)}.v7-level-orb-large{width:200px;height:200px;margin:auto;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#9edcff,#6175ff 42%,#7d35ff 72%);box-shadow:0 25px 70px rgba(85,70,255,.44);border:10px solid rgba(255,255,255,.13)}.v7-level-orb-large div{text-align:center}.v7-level-orb-large strong{font-size:72px;line-height:1}.v7-level-orb-large small{display:block;opacity:.8;text-transform:uppercase;letter-spacing:.15em}.v7-level-track{height:12px;background:rgba(255,255,255,.12);border-radius:999px;margin:28px 0 10px;overflow:hidden}.v7-level-track i{display:block;width:68%;height:100%;background:linear-gradient(90deg,#39d4ee,#8b76ff,#e783ff);border-radius:inherit}.v7-level-meta{display:flex;justify-content:space-between;font-size:13px;opacity:.78}
.v7-xp-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.v7-xp-card{padding:20px;border-radius:19px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13)}.v7-xp-card strong{display:block;font-size:17px;margin-bottom:7px}.v7-xp-card p{margin:0;opacity:.72;line-height:1.5;font-size:14px}.v7-xp-value{display:inline-flex;margin-top:14px;padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.12);font-weight:850;color:#aeeeff}
.v7-audience-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:15px}.v7-audience-card{padding:24px 18px;text-align:center;background:var(--v7-surface);border:1px solid var(--v7-line);border-radius:20px}.v7-audience-card span{width:54px;height:54px;margin:auto;display:grid;place-items:center;border-radius:17px;background:var(--v7-surface-2);color:var(--v7-primary)}.v7-audience-card h3{margin:15px 0 7px}.v7-audience-card p{font-size:13px;color:var(--v7-muted);line-height:1.5}
.v7-cta{padding:34px;border-radius:30px;background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2) 62%,var(--v7-cyan));color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:0 30px 70px rgba(79,93,255,.28)}.v7-cta h2{font-size:34px;margin:0 0 8px}.v7-cta p{margin:0;opacity:.82}.v7-cta .btn{background:#fff;color:#20275f;border:0;white-space:nowrap}
.public-footer-v7{padding:55px 24px 25px;background:var(--v7-surface);border-top:1px solid var(--v7-line)}.footer-v7-grid{width:min(1320px,100%);margin:auto;display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:45px}.footer-v7-grid>div{display:grid;align-content:start;gap:10px}.footer-v7-grid p{color:var(--v7-muted);line-height:1.6}.footer-v7-grid a{color:var(--v7-muted)}.footer-v7-grid a:hover{color:var(--v7-primary)}.footer-bottom-v7{width:min(1320px,100%);margin:35px auto 0;padding-top:20px;border-top:1px solid var(--v7-line);display:flex;justify-content:space-between;color:var(--v7-muted);font-size:13px}

/* Unified application shell */
.app-shell-v7{grid-template-columns:var(--v7-sidebar) minmax(0,1fr);background:var(--v7-bg)}
.app-sidebar-v7{background:var(--v7-surface);border-right:1px solid var(--v7-line);box-shadow:10px 0 35px rgba(28,43,82,.04);color:var(--v7-text)}
.app-sidebar-v7 .sidebar-brand-row{padding:20px 18px 14px}.app-sidebar-v7 .brand small{color:var(--v7-muted)}
.sidebar-level-card{margin:4px 14px 13px;padding:15px;border-radius:17px;background:linear-gradient(135deg,color-mix(in srgb,var(--v7-primary) 11%,var(--v7-surface)),color-mix(in srgb,var(--v7-primary-2) 10%,var(--v7-surface)));border:1px solid color-mix(in srgb,var(--v7-primary) 20%,var(--v7-line))}
.sidebar-level-top{display:grid;grid-template-columns:46px 1fr 20px;align-items:center;gap:10px}.level-orb{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2));color:#fff;font-weight:900}.sidebar-level-top div{display:grid}.sidebar-level-top small{color:var(--v7-muted);font-size:11px}.sidebar-level-top strong{font-size:15px}.sidebar-level-top>a{color:var(--v7-primary)}.sidebar-level-card>.xp-track{height:7px;margin:12px 0 7px}.sidebar-level-card>small{font-size:10px;color:var(--v7-muted)}
.app-sidebar-v7 .nav-section{padding:7px 10px}.app-sidebar-v7 .nav-section-title{padding:7px 11px;color:var(--v7-muted);font-size:10px;letter-spacing:.14em}
.app-sidebar-v7 .app-nav-link{min-height:43px;border-radius:12px;color:var(--v7-muted);gap:11px;padding:9px 11px;font-weight:680}.app-sidebar-v7 .app-nav-link:hover{background:var(--v7-surface-2);color:var(--v7-text)}.app-sidebar-v7 .app-nav-link.active{background:linear-gradient(135deg,color-mix(in srgb,var(--v7-primary) 13%,var(--v7-surface)),color-mix(in srgb,var(--v7-primary-2) 9%,var(--v7-surface)));color:var(--v7-primary);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--v7-primary) 18%,transparent)}.app-sidebar-v7 .app-nav-icon{width:29px;height:29px;border-radius:9px;background:transparent}.app-sidebar-v7 .sidebar-footer{border-top-color:var(--v7-line);background:var(--v7-surface)}
.app-main-v7{min-width:0;background:var(--v7-bg)}.app-header-v7{min-height:74px;padding:0 24px;background:color-mix(in srgb,var(--v7-surface) 90%,transparent);border-bottom:1px solid var(--v7-line);backdrop-filter:blur(16px)}.app-header-v7 .app-header-title strong{color:var(--v7-text)}
.header-level-pill{display:grid;grid-template-columns:auto 78px auto;align-items:center;gap:8px;padding:8px 11px;border:1px solid color-mix(in srgb,var(--v7-primary) 23%,var(--v7-line));border-radius:13px;background:color-mix(in srgb,var(--v7-primary) 7%,var(--v7-surface));color:var(--v7-text)}.header-level-pill>span{color:var(--v7-primary);font-size:11px;font-weight:900}.header-level-pill>strong{font-size:12px}.mini-xp-track{height:6px}
.app-header-v7 .header-action,.app-header-v7 .header-icon-link,.app-header-v7 .theme-toggle{border-color:var(--v7-line);background:var(--v7-surface);color:var(--v7-muted)}
.app-header-v7 .header-action:hover,.app-header-v7 .header-icon-link:hover{color:var(--v7-primary);border-color:color-mix(in srgb,var(--v7-primary) 30%,var(--v7-line))}

/* Dashboard and gamification */
.dashboard-customer-v65{padding:28px 30px 55px}.customer-dashboard-hero{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,.65fr);gap:18px}.customer-welcome-card{border:1px solid var(--v7-line);background:linear-gradient(135deg,var(--v7-surface) 0%,color-mix(in srgb,var(--v7-primary) 8%,var(--v7-surface)) 100%);box-shadow:var(--v7-shadow-sm);border-radius:26px}.customer-welcome-copy h1{font-size:clamp(32px,3.5vw,52px);letter-spacing:-.045em;color:var(--v7-text)}.customer-welcome-copy p{color:var(--v7-muted)}.customer-hero-mini-stats{border-color:var(--v7-line)}
.v7-dashboard-level{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;padding:21px 24px;margin-bottom:18px;border:1px solid color-mix(in srgb,var(--v7-primary) 20%,var(--v7-line));border-radius:22px;background:linear-gradient(120deg,color-mix(in srgb,var(--v7-primary) 10%,var(--v7-surface)),var(--v7-surface) 56%,color-mix(in srgb,var(--v7-cyan) 8%,var(--v7-surface)));box-shadow:var(--v7-shadow-sm)}
.v7-dashboard-level .level-orb{width:70px;height:70px;font-size:25px;box-shadow:0 12px 28px rgba(79,93,255,.25)}.v7-level-copy{min-width:0}.v7-level-copy-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:9px}.v7-level-copy h2{font-size:20px;margin:0}.v7-level-copy p{color:var(--v7-muted);margin:4px 0 0;font-size:13px}.v7-level-copy .xp-track{height:9px}.v7-level-copy-meta{display:flex;justify-content:space-between;margin-top:8px;color:var(--v7-muted);font-size:12px}.v7-level-stats{display:flex;align-items:center;gap:10px}.v7-level-stat{min-width:94px;padding:12px;border-radius:15px;background:var(--v7-surface);border:1px solid var(--v7-line);text-align:center}.v7-level-stat strong{display:block;font-size:18px}.v7-level-stat small{color:var(--v7-muted);font-size:10px}
.customer-action-card,.customer-course-card,.customer-recommendation-card,.customer-assignment-row,.subject-card{border-color:var(--v7-line)!important;background:var(--v7-surface)!important;box-shadow:var(--v7-shadow-sm)!important}.customer-action-card:hover,.customer-course-card:hover,.subject-card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--v7-primary) 30%,var(--v7-line))!important}.customer-dashboard-layout{gap:20px}.customer-dashboard-main,.customer-dashboard-rail{gap:20px}.customer-section{padding:24px!important}.customer-course-card{border-radius:19px!important}.customer-course-card p,.customer-rail-card p{color:var(--v7-muted)}

/* Achievements page */
.achievements-page{padding:30px}.achievement-hero{position:relative;overflow:hidden;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:26px;padding:30px;border-radius:28px;background:linear-gradient(135deg,#3749d8,#6e43e7 60%,#159fc7);color:#fff;box-shadow:0 25px 65px rgba(73,72,198,.28)}.achievement-hero:after{content:"";position:absolute;width:330px;height:330px;border-radius:50%;right:-90px;top:-150px;background:rgba(255,255,255,.12)}.achievement-level-orb{position:relative;z-index:1;width:116px;height:116px;border-radius:50%;display:grid;place-items:center;border:8px solid rgba(255,255,255,.2);background:rgba(255,255,255,.14);box-shadow:inset 0 0 35px rgba(255,255,255,.08)}.achievement-level-orb strong{font-size:48px}.achievement-level-orb small{display:block;text-align:center;font-size:9px;letter-spacing:.15em}.achievement-hero-copy{position:relative;z-index:1}.achievement-hero-copy h1{margin:4px 0 8px;font-size:36px}.achievement-hero-copy p{margin:0;opacity:.8}.achievement-hero-progress{margin-top:20px}.achievement-hero-progress .xp-track{height:12px;background:rgba(255,255,255,.17)}.achievement-hero-progress .xp-track i{background:linear-gradient(90deg,#8df0ff,#fff,#e6a8ff)}.achievement-hero-meta{display:flex;justify-content:space-between;margin-top:8px;font-size:12px;opacity:.78}.achievement-breakdown{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:10px}.achievement-breakdown div{padding:16px 19px;border-radius:17px;background:rgba(255,255,255,.13);min-width:120px}.achievement-breakdown strong{display:block;font-size:22px}.achievement-breakdown small{opacity:.75}
.achievement-layout{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.55fr);gap:22px;margin-top:22px}.achievement-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.achievement-card{position:relative;padding:22px;border:1px solid var(--v7-line);border-radius:19px;background:var(--v7-surface);box-shadow:var(--v7-shadow-sm);opacity:.62}.achievement-card.unlocked{opacity:1;border-color:color-mix(in srgb,var(--v7-primary) 22%,var(--v7-line))}.achievement-card .achievement-icon{width:49px;height:49px;border-radius:15px;display:grid;place-items:center;background:var(--v7-surface-2);color:var(--v7-muted)}.achievement-card.unlocked .achievement-icon{background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2));color:#fff;box-shadow:0 10px 24px rgba(79,93,255,.22)}.achievement-card h3{margin:16px 0 7px;font-size:17px}.achievement-card p{color:var(--v7-muted);font-size:13px;line-height:1.5}.achievement-reward{display:inline-flex;margin-top:10px;padding:6px 9px;border-radius:999px;background:color-mix(in srgb,var(--v7-primary) 8%,var(--v7-surface));color:var(--v7-primary);font-size:11px;font-weight:850}.achievement-unlocked{position:absolute;right:15px;top:15px;color:var(--v7-success)}.xp-history{display:grid;gap:9px}.xp-history-row{display:grid;grid-template-columns:38px 1fr auto;gap:11px;align-items:center;padding:12px;border:1px solid var(--v7-line);border-radius:14px;background:var(--v7-surface-2)}.xp-history-icon{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:color-mix(in srgb,var(--v7-primary) 10%,var(--v7-surface));color:var(--v7-primary)}.xp-history-row strong{display:block;font-size:13px}.xp-history-row small{color:var(--v7-muted);font-size:10px}.xp-history-amount{font-weight:900;color:var(--v7-primary)}
.xp-toast{position:fixed;right:24px;bottom:24px;z-index:12000;display:flex;align-items:center;gap:12px;min-width:260px;padding:15px 17px;border-radius:17px;background:var(--v7-surface);border:1px solid color-mix(in srgb,var(--v7-primary) 25%,var(--v7-line));box-shadow:var(--v7-shadow);transform:translateY(20px);opacity:0;transition:.25s ease}.xp-toast.show{transform:none;opacity:1}.xp-toast-icon{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2));color:#fff;font-size:20px}.xp-toast div{display:grid}.xp-toast strong{font-size:18px;color:var(--v7-primary)}.xp-toast small{color:var(--v7-muted)}.level-up-toast{background:linear-gradient(135deg,#fff8d8,var(--v7-surface) 55%,#eee8ff);border-color:#e7c662}:root[data-theme="dark"] .level-up-toast{background:linear-gradient(135deg,#3a3014,var(--v7-surface) 55%,#261c45)}

/* Admin redesign */
body.design-v7 .admin-nav-panel-v2{border-radius:22px;background:var(--v7-surface);border-color:var(--v7-line);box-shadow:var(--v7-shadow-sm)}
body.design-v7 .admin-topnav-v2{grid-template-columns:repeat(auto-fit,minmax(155px,1fr));gap:9px}
body.design-v7 .admin-topnav-item{min-height:66px;border-radius:14px;background:var(--v7-surface-2);border-color:var(--v7-line);color:var(--v7-muted)}
body.design-v7 .admin-topnav-item:hover{transform:translateY(-2px);color:var(--v7-text);border-color:color-mix(in srgb,var(--v7-primary) 25%,var(--v7-line))}
body.design-v7 .admin-topnav-item.active{background:linear-gradient(135deg,color-mix(in srgb,var(--v7-primary) 14%,var(--v7-surface)),color-mix(in srgb,var(--v7-primary-2) 9%,var(--v7-surface)));color:var(--v7-primary);border-color:color-mix(in srgb,var(--v7-primary) 28%,var(--v7-line))}
body.design-v7 .admin-topnav-icon{background:color-mix(in srgb,var(--v7-primary) 9%,var(--v7-surface));color:var(--v7-primary)}

@media(max-width:1180px){
  .v7-hero-inner{grid-template-columns:1fr;gap:35px}.v7-product-preview{width:min(760px,100%);margin:auto}.v7-feature-grid{grid-template-columns:repeat(2,1fr)}.v7-audience-grid{grid-template-columns:repeat(3,1fr)}
  .header-level-pill{grid-template-columns:auto auto}.header-level-pill .mini-xp-track{display:none}.customer-dashboard-hero{grid-template-columns:1fr}
}
@media(max-width:900px){
  .public-header-v7 .nav-menu-button{display:grid}.public-nav-v7{position:absolute;left:18px;right:18px;top:72px;padding:14px;display:none;flex-direction:column;align-items:stretch;background:var(--v7-surface);border:1px solid var(--v7-line);border-radius:17px;box-shadow:var(--v7-shadow)}.public-nav-v7.open{display:flex}.public-actions-v7 .theme-toggle{display:none}
  .v7-level-layout,.achievement-layout{grid-template-columns:1fr}.v7-audience-grid{grid-template-columns:repeat(2,1fr)}.footer-v7-grid{grid-template-columns:1fr 1fr}.v7-dashboard-level{grid-template-columns:auto 1fr}.v7-level-stats{grid-column:1/-1}.achievement-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .public-header-inner-v7{width:calc(100% - 24px);min-height:66px}.public-header-v7 .brand small{display:none}.public-actions-v7 .btn-ghost{display:none}.public-actions-v7 .btn{min-height:40px;padding:8px 11px;font-size:12px}
  .v7-hero{padding:55px 18px}.v7-hero h1{font-size:45px}.v7-hero-copy>p{font-size:16px}.v7-product-preview{min-height:460px}.v7-preview-window{transform:none;padding:10px}.v7-preview-content{grid-template-columns:68px 1fr;min-height:350px}.v7-preview-sidebar{padding:15px 7px}.v7-preview-main{padding:14px}.v7-preview-grid{grid-template-columns:1fr}.v7-preview-grid .v7-preview-card:last-child{display:none}.v7-float-card{display:none}
  .v7-section{padding:55px 18px}.v7-feature-grid,.v7-xp-grid,.v7-audience-grid{grid-template-columns:1fr}.v7-cta{align-items:flex-start;flex-direction:column}.footer-v7-grid{grid-template-columns:1fr}.footer-bottom-v7{flex-direction:column;gap:8px}
  .dashboard-customer-v65,.achievements-page{padding:18px 14px 40px}.v7-dashboard-level{grid-template-columns:1fr;padding:18px}.v7-dashboard-level .level-orb{width:58px;height:58px}.v7-level-stats{display:grid;grid-template-columns:1fr 1fr;width:100%}.v7-level-stat{min-width:0}.achievement-hero{grid-template-columns:1fr;text-align:center}.achievement-level-orb{margin:auto}.achievement-breakdown{grid-template-columns:1fr 1fr}.achievement-grid{grid-template-columns:1fr}.header-level-pill{display:none}
  .xp-toast{left:14px;right:14px;bottom:14px;min-width:0}
}
.practice-xp-result{display:flex;align-items:center;justify-content:center;gap:12px;margin:18px auto;padding:14px 18px;width:min(420px,100%);border-radius:17px;background:linear-gradient(135deg,color-mix(in srgb,var(--v7-primary) 12%,var(--v7-surface)),color-mix(in srgb,var(--v7-primary-2) 10%,var(--v7-surface)));border:1px solid color-mix(in srgb,var(--v7-primary) 25%,var(--v7-line))}.xp-result-icon{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--v7-primary),var(--v7-primary-2));color:#fff;font-size:21px}.practice-xp-result div{display:grid;text-align:left}.practice-xp-result strong{font-size:18px;color:var(--v7-primary)}.practice-xp-result small{color:var(--v7-muted)}.practice-achievement-result{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:12px 0}.practice-achievement-result span{padding:8px 11px;border-radius:999px;background:color-mix(in srgb,#f2c14e 16%,var(--v7-surface));border:1px solid color-mix(in srgb,#f2c14e 35%,var(--v7-line));font-weight:800;font-size:12px}
.auth-shell-v7{width:min(1180px,calc(100% - 32px));margin:48px auto 80px;grid-template-columns:1fr .86fr;gap:22px}.auth-promo-v7,.auth-card-v7{border-radius:28px;border:1px solid var(--v7-line);box-shadow:var(--v7-shadow)}.auth-promo-v7{background:linear-gradient(145deg,#151e54,#3d2b8e 62%,#096779);color:#fff;padding:52px}.auth-promo-v7 h1{font-size:46px;line-height:1.06;letter-spacing:-.04em;margin:22px 0 16px}.auth-promo-v7>p{font-size:17px;line-height:1.7;opacity:.8}.auth-benefit-list{display:grid;gap:12px;margin-top:32px}.auth-benefit-list span{display:flex;align-items:center;gap:11px;padding:13px 15px;border-radius:14px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.12);font-weight:700}.auth-benefit-list .ui-icon{width:20px;color:#9eeaff}.auth-card-v7{background:var(--v7-surface);padding:38px}.auth-card-v7 h1{font-size:32px;margin:8px 0}.auth-card-v7 form{display:grid;gap:2px}@media(max-width:850px){.auth-shell-v7{grid-template-columns:1fr}.auth-promo-v7{padding:34px}.auth-promo-v7 h1{font-size:36px}}@media(max-width:560px){.auth-shell-v7{width:calc(100% - 20px);margin-top:18px}.auth-promo-v7,.auth-card-v7{padding:24px;border-radius:22px}}


/* Grouped admin control center */
body.design-v7 .admin-nav-panel-v7{padding:18px}.admin-nav-panel-v7 .admin-nav-panel-title{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:15px}.admin-nav-panel-v7 .admin-nav-panel-title>div{display:grid;gap:3px}.admin-nav-panel-v7 .admin-nav-panel-title span{font-size:16px;font-weight:900}.admin-nav-panel-v7 .admin-nav-panel-title small{color:var(--v7-muted)}.admin-nav-home-link{display:inline-flex;align-items:center;gap:8px;padding:10px 13px;border:1px solid var(--v7-line);border-radius:12px;background:var(--v7-surface-2);color:var(--v7-text);font-weight:750;font-size:13px}.admin-nav-home-link .ui-icon{width:17px}.admin-nav-groups-v7{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.admin-nav-group-v7{padding:13px;border:1px solid var(--v7-line);border-radius:17px;background:var(--v7-surface-2)}.admin-nav-group-title{display:grid;grid-template-columns:30px 1fr auto;align-items:center;gap:8px;margin-bottom:10px}.admin-nav-group-title>span{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--v7-primary) 10%,var(--v7-surface));color:var(--v7-primary)}.admin-nav-group-title .ui-icon{width:16px}.admin-nav-group-title strong{font-size:13px}.admin-nav-group-title small{font-size:10px;color:var(--v7-muted)}body.design-v7 .admin-topnav-group-v7{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}body.design-v7 .admin-topnav-group-v7 .admin-topnav-item{min-height:52px;padding:8px 10px;border-radius:12px}body.design-v7 .admin-topnav-group-v7 .admin-topnav-icon{width:32px;height:32px;border-radius:10px}body.design-v7 .admin-topnav-group-v7 .admin-topnav-label{font-size:11px;line-height:1.15}
@media(max-width:1280px){.admin-nav-groups-v7{grid-template-columns:1fr 1fr}.admin-nav-group-v7:last-child{grid-column:1/-1}.admin-nav-group-v7:last-child .admin-topnav-group-v7{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:800px){.admin-nav-groups-v7{grid-template-columns:1fr}.admin-nav-group-v7:last-child{grid-column:auto}.admin-nav-group-v7:last-child .admin-topnav-group-v7{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-nav-panel-v7 .admin-nav-panel-title{align-items:flex-start;flex-direction:column}.admin-nav-home-link{width:100%;justify-content:center}}
@media(max-width:480px){body.design-v7 .admin-topnav-group-v7,body.design-v7 .admin-nav-group-v7:last-child .admin-topnav-group-v7{grid-template-columns:1fr}}

/* StudiAI 7.0.1 – einklappbares Admin Control Center */
body.design-v7 .admin-nav-accordion-v701{padding:18px}
body.design-v7 .admin-nav-accordion-v701 .admin-nav-panel-title{margin-bottom:14px}
.admin-nav-tools-v7{display:grid;gap:10px;margin-bottom:12px}
.admin-nav-search-v7{position:relative;display:flex;align-items:center;min-height:46px;border:1px solid var(--v7-line);border-radius:14px;background:var(--v7-surface-2);transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}
.admin-nav-search-v7:focus-within{border-color:color-mix(in srgb,var(--v7-primary) 55%,var(--v7-line));box-shadow:0 0 0 4px color-mix(in srgb,var(--v7-primary) 11%,transparent);background:var(--v7-surface)}
.admin-nav-search-icon{width:44px;display:grid;place-items:center;color:var(--v7-muted);flex:0 0 auto}
.admin-nav-search-icon .ui-icon{width:19px;height:19px}
.admin-nav-search-v7 input{width:100%;min-width:0;border:0!important;outline:0!important;box-shadow:none!important;background:transparent!important;color:var(--v7-text);font:inherit;font-size:13px;padding:0 42px 0 0;min-height:44px}
.admin-nav-search-v7 input::placeholder{color:var(--v7-muted)}
.admin-nav-search-clear{position:absolute;right:7px;top:50%;transform:translateY(-50%);width:32px;height:32px;border:0;border-radius:10px;background:transparent;color:var(--v7-muted);display:grid;place-items:center;cursor:pointer}
.admin-nav-search-clear:hover,.admin-nav-search-clear:focus-visible{background:color-mix(in srgb,var(--v7-primary) 10%,var(--v7-surface));color:var(--v7-primary)}
.admin-nav-search-clear .ui-icon{width:16px;height:16px}
.admin-nav-quick-v7{display:flex;align-items:center;gap:10px;min-width:0}
.admin-nav-quick-v7>span{font-size:10px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:var(--v7-muted);white-space:nowrap}
.admin-nav-quick-links{display:flex;gap:7px;min-width:0;overflow-x:auto;padding:2px 1px 4px;scrollbar-width:thin}
.admin-nav-quick-links a{display:inline-flex;align-items:center;gap:7px;min-height:34px;padding:7px 10px;border:1px solid var(--v7-line);border-radius:11px;background:var(--v7-surface-2);color:var(--v7-text);font-size:11px;font-weight:800;white-space:nowrap}
.admin-nav-quick-links a:hover,.admin-nav-quick-links a:focus-visible{border-color:color-mix(in srgb,var(--v7-primary) 35%,var(--v7-line));background:color-mix(in srgb,var(--v7-primary) 8%,var(--v7-surface));color:var(--v7-primary)}
.admin-nav-quick-links .ui-icon{width:15px;height:15px}
.admin-nav-search-status{min-height:16px;margin:0;color:var(--v7-muted);font-size:11px}
body.design-v7 .admin-nav-groups-v7{display:grid;grid-template-columns:1fr;gap:9px}
body.design-v7 .admin-nav-group-v7{padding:0;overflow:hidden;border-radius:15px;background:var(--v7-surface-2);transition:border-color .18s ease,background .18s ease,box-shadow .18s ease}
body.design-v7 .admin-nav-group-v7.has-active{border-color:color-mix(in srgb,var(--v7-primary) 24%,var(--v7-line))}
body.design-v7 .admin-nav-group-v7.is-open{background:color-mix(in srgb,var(--v7-primary) 3%,var(--v7-surface-2));border-color:color-mix(in srgb,var(--v7-primary) 32%,var(--v7-line));box-shadow:0 8px 24px rgba(15,23,42,.04)}
body.design-v7 .admin-nav-group-title{appearance:none;width:100%;margin:0;padding:11px 13px;border:0;background:transparent;color:var(--v7-text);display:grid;grid-template-columns:36px 1fr 28px;align-items:center;gap:10px;text-align:left;cursor:pointer}
body.design-v7 .admin-nav-group-title:hover{background:color-mix(in srgb,var(--v7-primary) 5%,transparent)}
body.design-v7 .admin-nav-group-title:focus-visible{outline:3px solid color-mix(in srgb,var(--v7-primary) 24%,transparent);outline-offset:-3px}
.admin-nav-group-icon{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:color-mix(in srgb,var(--v7-primary) 10%,var(--v7-surface));color:var(--v7-primary)}
.admin-nav-group-icon .ui-icon{width:18px;height:18px}
.admin-nav-group-copy{display:grid;gap:2px;min-width:0}
.admin-nav-group-copy strong{font-size:13px;font-weight:900}
.admin-nav-group-copy small{font-size:10px;color:var(--v7-muted)}
.admin-nav-group-chevron{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;color:var(--v7-muted);transition:transform .22s ease,background .18s ease,color .18s ease}
.admin-nav-group-chevron .ui-icon{width:16px;height:16px}
.admin-nav-group-v7.is-open .admin-nav-group-chevron{transform:rotate(90deg);background:color-mix(in srgb,var(--v7-primary) 10%,var(--v7-surface));color:var(--v7-primary)}
.admin-nav-group-content{display:grid;grid-template-rows:0fr;transition:grid-template-rows .24s ease}
.admin-nav-group-content>.admin-topnav-v2{min-height:0;overflow:hidden;opacity:0;transform:translateY(-5px);padding:0 13px;transition:opacity .18s ease,transform .22s ease,padding .22s ease}
.admin-nav-group-v7.is-open .admin-nav-group-content{grid-template-rows:1fr}
.admin-nav-group-v7.is-open .admin-nav-group-content>.admin-topnav-v2{opacity:1;transform:none;padding:0 13px 13px}
body.design-v7 .admin-topnav-group-v7{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}
body.design-v7 .admin-topnav-group-v7 .admin-topnav-item{min-height:50px;padding:8px 10px;border-radius:12px}
body.design-v7 .admin-topnav-group-v7 .admin-topnav-icon{width:31px;height:31px;border-radius:10px}
body.design-v7 .admin-topnav-group-v7 .admin-topnav-label{font-size:11px;line-height:1.18}
.admin-topnav-item[data-admin-nav-hidden="true"]{display:none!important}
.admin-nav-group-v7[data-admin-group-no-results="true"]{display:none!important}
@media(max-width:1250px){body.design-v7 .admin-topnav-group-v7{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:900px){body.design-v7 .admin-topnav-group-v7{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-nav-quick-v7{align-items:flex-start;flex-direction:column;gap:5px}}
@media(max-width:680px){body.design-v7 .admin-topnav-group-v7{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-nav-panel-v7 .admin-nav-panel-title{align-items:stretch}.admin-nav-home-link{width:100%;justify-content:center}.admin-nav-search-v7 input{font-size:12px}}
@media(max-width:430px){body.design-v7 .admin-topnav-group-v7{grid-template-columns:1fr}.admin-nav-group-v7.is-open .admin-nav-group-content>.admin-topnav-v2{padding-left:9px;padding-right:9px}.admin-nav-group-title{padding-left:10px!important;padding-right:10px!important}}
@media(prefers-reduced-motion:reduce){.admin-nav-group-content,.admin-nav-group-content>.admin-topnav-v2,.admin-nav-group-chevron{transition:none!important}}

.admin-nav-search-clear[hidden]{display:none!important}