/* FACT EDU UTIL · Stage 2 · v1.0.49.7 */
.util-page{background:#f7f9fd}
.util-page .main-nav a[aria-current="page"]{color:var(--primary)}
.util-page .main-nav a[aria-current="page"]::after{right:0}

.util-hero{position:relative;overflow:hidden;border-bottom:1px solid #e7edf6;background:linear-gradient(135deg,#f8fbff 0%,#edf5ff 52%,#f8fbff 100%)}
.util-hero::before{content:"";position:absolute;width:430px;height:430px;right:-110px;top:-270px;border-radius:50%;background:radial-gradient(circle,rgba(44,131,245,.16),rgba(44,131,245,0) 70%)}
.util-hero-inner{position:relative;min-height:230px;display:flex;align-items:center;justify-content:space-between;gap:40px;padding-top:44px;padding-bottom:44px}
.util-kicker{margin:0 0 10px;color:#1768e7;font-size:11px;font-weight:900;letter-spacing:.16em}
.util-hero h1{margin:0;color:#111c35;font-size:38px;line-height:1.17;letter-spacing:-.055em}
.util-hero h1 span{color:#1768e7}
.util-lead{max-width:680px;margin:15px 0 0;color:#66758e;font-size:14px;line-height:1.75}
.util-hero-badge{min-width:285px;display:flex;align-items:center;gap:13px;padding:16px 18px;border:1px solid rgba(206,220,240,.9);border-radius:18px;background:rgba(255,255,255,.82);box-shadow:0 16px 40px rgba(34,75,126,.08);backdrop-filter:blur(10px)}
.util-lock{width:41px;height:41px;display:grid;place-items:center;border-radius:13px;background:#eaf3ff;color:#1768e7;font-size:14px;font-weight:950}
.util-hero-badge strong,.util-hero-badge small{display:block}
.util-hero-badge strong{color:#24344f;font-size:10px;letter-spacing:.1em}
.util-hero-badge small{margin-top:4px;color:#7c8ca3;font-size:10px}

.util-section{padding:34px 0 64px}
.util-shell{display:grid;grid-template-columns:244px minmax(0,1fr);min-height:640px;overflow:hidden;border:1px solid #dfe7f2;border-radius:24px;background:#fff;box-shadow:0 18px 55px rgba(31,65,111,.08)}
.util-sidebar{position:relative;padding:24px 18px 20px;border-right:1px solid #e6ecf4;background:linear-gradient(180deg,#fbfdff 0%,#f6f9fd 100%)}
.util-sidebar-head{padding:3px 8px 20px}
.util-sidebar-head>span{display:block;color:#1768e7;font-size:9px;font-weight:900;letter-spacing:.18em}
.util-sidebar-head strong{display:block;margin-top:5px;color:#15223b;font-size:20px;letter-spacing:-.04em}
.util-sidebar-head small{display:block;margin-top:4px;color:#8b98aa;font-size:10px}
.util-tabs{display:grid;gap:8px}
.util-tab{display:grid;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:11px;min-height:61px;padding:9px 12px;border:1px solid transparent;border-radius:15px;color:#40506a;transition:.18s ease}
.util-tab:hover{border-color:#dbe6f4;background:#fff;transform:translateY(-1px)}
.util-tab.is-active{border-color:#cfdef2;background:#fff;color:#15223b;box-shadow:0 9px 22px rgba(27,73,130,.08)}
.util-tab-icon,.util-tool-icon,.util-doc-icon{display:grid;place-items:center;color:#fff;font-weight:950;box-shadow:0 7px 16px rgba(39,78,128,.13)}
.util-tab-icon{width:40px;height:40px;border-radius:12px;font-size:13px}
.tone-blue{background:linear-gradient(145deg,#2d83f6,#1459c9)}
.tone-green{background:linear-gradient(145deg,#24ad77,#15895d)}
.tone-red{background:linear-gradient(145deg,#f0646d,#d43c49)}
.util-tab-copy strong,.util-tab-copy small{display:block}
.util-tab-copy strong{font-size:12px;letter-spacing:-.025em}
.util-tab-copy small{margin-top:3px;color:#9aa6b6;font-size:8px;font-weight:800;letter-spacing:.06em}
.util-tab-count{min-width:21px;height:21px;display:grid;place-items:center;padding:0 5px;border-radius:999px;background:#edf2f8;color:#66778e;font-size:8px;font-weight:900}
.util-tab.is-active .util-tab-count{background:#eaf3ff;color:#1768e7}
.util-sidebar-note{position:absolute;left:18px;right:18px;bottom:18px;display:flex;gap:9px;padding:13px;border:1px solid #e0e8f2;border-radius:14px;background:rgba(255,255,255,.75)}
.util-shield{flex:0 0 auto;width:24px;height:24px;display:grid;place-items:center;border-radius:8px;background:#eaf7f1;color:#15905f;font-size:11px;font-weight:950}
.util-sidebar-note p{margin:0;color:#7a889c;font-size:9px;line-height:1.55}
.util-sidebar-note strong{color:#3e4d65;font-size:9px}
.util-account-card{position:absolute;left:18px;right:18px;bottom:18px;display:flex;align-items:center;gap:10px;padding:12px;border:1px solid #dce6f2;border-radius:14px;background:#fff}
.util-account-avatar{width:33px;height:33px;display:grid;place-items:center;border-radius:11px;background:#eaf3ff;color:#1768e7;font-size:11px;font-weight:950}
.util-account-card strong,.util-account-card small{display:block;max-width:145px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.util-account-card strong{color:#31425c;font-size:10px}.util-account-card small{margin-top:3px;color:#8a98ab;font-size:8px}

.util-workspace{padding:27px 31px 31px;background:#fff}
.util-workspace-top{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-bottom:19px;border-bottom:1px solid #edf1f6}
.util-breadcrumb{display:flex;align-items:center;gap:8px;color:#8a98ab;font-size:10px;font-weight:750}
.util-breadcrumb i{font-style:normal;color:#b7c1ce}.util-breadcrumb strong{color:#36465e}
.util-stage-badge{padding:6px 9px;border:1px solid #dbe5f1;border-radius:999px;background:#f8fbff;color:#67809f;font-size:8px;font-weight:900;letter-spacing:.08em}
.util-stage-badge.is-private{border-color:#cfe6da;background:#effaf4;color:#128455}
.util-tool-intro{display:flex;align-items:center;gap:16px;padding:28px 0 18px}
.util-tool-icon{flex:0 0 auto;width:58px;height:58px;border-radius:17px;font-size:20px}
.util-tool-intro p{margin:0 0 4px;color:#1d6fe3;font-size:9px;font-weight:900;letter-spacing:.12em}
.util-tool-intro h2{margin:0;color:#15213a;font-size:25px;letter-spacing:-.045em}
.util-tool-intro span{display:block;margin-top:7px;color:#7a889b;font-size:11px;line-height:1.65}
.util-feature-row{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:23px}
.util-feature-row span{padding:7px 10px;border:1px solid #e1e8f2;border-radius:999px;background:#fafcff;color:#60728b;font-size:9px;font-weight:750}

.util-login-panel{min-height:330px;display:grid;grid-template-columns:82px minmax(0,500px);align-items:center;justify-content:center;gap:28px;padding:42px;border:1px dashed #d9e3ef;border-radius:20px;background:linear-gradient(145deg,#fbfdff,#f7faff)}
.util-login-mark{width:82px;height:82px;display:grid;place-items:center;border-radius:24px;background:#1768e7;color:#fff;font-size:28px;font-weight:950;box-shadow:0 16px 34px rgba(23,104,231,.22)}
.util-login-panel strong{color:#263752;font-size:18px;letter-spacing:-.035em}.util-login-panel p{margin:11px 0 18px;color:#718198;font-size:11px;line-height:1.75}.util-login-panel b{color:#3f5573}
.util-ready-dot{display:inline-block;width:7px;height:7px;margin-right:7px;border-radius:50%;background:#21c27a;vertical-align:2px;box-shadow:0 0 0 4px rgba(33,194,122,.1)}
.util-primary-action{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 15px;border-radius:10px;background:#1768e7;color:#fff;font-size:10px;font-weight:850;box-shadow:0 8px 18px rgba(23,104,231,.17)}
.util-primary-action:hover{background:#115bc9}
.util-inline-alert{margin-bottom:14px;padding:11px 13px;border:1px solid #f0d6d6;border-radius:11px;background:#fff6f5;color:#ad443d;font-size:10px}

.util-private-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.util-private-summary>div{padding:14px 16px;border:1px solid #e3eaf3;border-radius:14px;background:#fbfdff}.util-private-summary strong,.util-private-summary span{display:block}.util-private-summary strong{color:#1d3555;font-size:20px;letter-spacing:-.04em}.util-private-summary span{margin-top:4px;color:#8997aa;font-size:9px;font-weight:750}
.util-recent-panel{border:1px solid #e2e9f2;border-radius:18px;background:#fff;overflow:hidden}
.util-recent-head{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:17px 19px;border-bottom:1px solid #edf1f6;background:#fbfdff}.util-recent-head span{display:block;color:#1768e7;font-size:8px;font-weight:900;letter-spacing:.12em}.util-recent-head h3{margin:4px 0 0;color:#26364f;font-size:15px;letter-spacing:-.03em}.util-recent-head button{min-height:34px;padding:0 11px;border:1px solid #dce5f0;border-radius:9px;background:#f1f4f8;color:#93a0b1;font-size:8px;font-weight:850;cursor:not-allowed}
.util-recent-list{display:grid}.util-recent-row{display:grid;grid-template-columns:38px minmax(0,1fr) auto;align-items:center;gap:12px;padding:13px 18px;border-bottom:1px solid #edf1f5}.util-recent-row:last-child{border-bottom:0}.util-doc-icon{width:38px;height:38px;border-radius:11px;font-size:12px}.util-doc-copy strong,.util-doc-copy small{display:block}.util-doc-copy strong{color:#33455f;font-size:10px}.util-doc-copy small{margin-top:4px;color:#95a1b1;font-size:8px}.util-owner-lock{padding:5px 7px;border-radius:999px;background:#eff8f3;color:#17845a;font-size:7px;font-weight:900;letter-spacing:.07em}

.util-empty-state{min-height:280px;display:grid;place-items:center;grid-template-columns:minmax(150px,220px) minmax(260px,410px);justify-content:center;gap:36px;padding:36px;border-radius:0;background:linear-gradient(145deg,#fff,#fbfdff)}
.util-empty-state.compact{border:0}
.util-empty-visual{position:relative;width:160px;height:154px}
.util-empty-page{position:absolute;left:25px;top:17px;width:106px;height:132px;border:1px solid #d8e3ef;border-radius:13px;background:#fff;box-shadow:0 16px 30px rgba(31,72,123,.09)}
.util-empty-page::before,.util-empty-page::after{content:"";position:absolute;left:18px;right:18px;height:6px;border-radius:999px;background:#e9eff7}.util-empty-page::before{top:45px}.util-empty-page::after{top:64px;right:34px}.util-empty-page.second{left:39px;top:6px;transform:rotate(5deg);opacity:.62}.util-empty-mark{position:absolute;left:2px;bottom:3px;width:50px;height:50px;display:grid;place-items:center;border-radius:15px;background:#1768e7;color:#fff;font-size:18px;font-weight:950;box-shadow:0 12px 24px rgba(23,104,231,.22)}
.util-empty-copy{max-width:390px}.util-empty-copy strong{color:#263752;font-size:16px;letter-spacing:-.035em}.util-empty-copy p{margin:11px 0 0;color:#7a899d;font-size:11px;line-height:1.75}

.util-policy-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.util-policy-strip>div{padding:13px 15px;border:1px solid #e6ecf3;border-radius:13px;background:#fff}.util-policy-strip strong,.util-policy-strip span{display:block}.util-policy-strip strong{color:#1768e7;font-size:8px;letter-spacing:.1em}.util-policy-strip span{margin-top:4px;color:#53657d;font-size:10px;font-weight:800}

@media (max-width:900px){
    .util-hero-inner{min-height:210px}.util-hero-badge{display:none}
    .util-shell{grid-template-columns:1fr;min-height:0}.util-sidebar{position:static;border-right:0;border-bottom:1px solid #e6ecf4;padding-bottom:16px}.util-sidebar-head{padding-bottom:12px}.util-tabs{display:flex;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}.util-tabs::-webkit-scrollbar{display:none}.util-tab{flex:0 0 180px}.util-sidebar-note,.util-account-card{display:none}.util-workspace{padding:24px}
}

@media (max-width:680px){
    .util-hero-inner{padding-top:34px;padding-bottom:34px}.util-hero h1{font-size:31px}.util-lead{font-size:12px}.util-section{padding-top:20px;padding-bottom:42px}.util-shell{border-radius:18px}.util-sidebar{padding:18px 13px 13px}.util-sidebar-head{padding-left:5px}.util-tab{flex-basis:158px;min-height:56px;padding:8px 10px;grid-template-columns:36px minmax(0,1fr) auto}.util-tab-icon{width:36px;height:36px;border-radius:11px}.util-workspace{padding:20px 16px 18px}.util-stage-badge{display:none}.util-tool-intro{padding-top:22px}.util-tool-icon{width:50px;height:50px;border-radius:15px}.util-tool-intro h2{font-size:22px}.util-login-panel{grid-template-columns:1fr;gap:18px;min-height:0;padding:28px 20px;text-align:center}.util-login-mark{margin:auto}.util-private-summary{grid-template-columns:1fr 1fr}.util-private-summary>div:last-child{grid-column:1/-1}.util-recent-head{align-items:flex-start;flex-direction:column}.util-empty-state{grid-template-columns:1fr;gap:15px;min-height:0;padding:28px 18px;text-align:center}.util-empty-visual{margin:auto}.util-policy-strip{grid-template-columns:1fr}
}

/* Stage 6 touch/accessibility hardening */
.util-tab,.util-primary-action{touch-action:manipulation}
@media (max-width:680px){
    .util-tabs{gap:7px;scroll-snap-type:x proximity}
    .util-tab{scroll-snap-align:start;min-height:60px}
    .util-tab-count{min-width:24px;height:24px}
}