*{box-sizing:border-box}
:root{
  --bg:#f5f5fa;
  --panel:#ffffff;
  --text:#29294f;
  --muted:#77778d;
  --lav:#8f94d8;
  --lav-dark:#7d84c9;
  --lav-soft:#eef0fb;
  --line:#e6e6ef;
  --nav:#232342;
  --shadow:0 14px 36px rgba(41,41,79,.08);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}
body{min-height:100vh}
button,input,select{font:inherit}
button{cursor:pointer}
[hidden]{display:none!important}

.app-shell{min-height:100vh}
.view{min-height:100vh}

.login-view{display:grid;place-items:center;padding:24px;background:linear-gradient(180deg,#f0f0f8 0%,#fbfbfd 100%)}
.login-wrap{width:min(100%,620px)}
.brand-mark,.brand-mini{display:grid;place-items:center;background:var(--lav);color:#fff;font-weight:900;letter-spacing:.04em}
.brand-mark{width:64px;height:64px;border-radius:20px;margin-bottom:24px}
.brand-mini{width:42px;height:42px;border-radius:13px;font-size:13px;flex:0 0 auto}
.eyebrow{margin:0 0 8px;color:var(--lav-dark);font-size:12px;font-weight:900;letter-spacing:.14em}
.login-wrap h1{margin:0;font-size:clamp(34px,7vw,54px);line-height:1.02}
.lead{margin:16px 0 24px;color:var(--muted);font-size:16px;line-height:1.5}
.login-card{position:relative;overflow:hidden;border:1px solid var(--line);background:#fff;border-radius:24px;box-shadow:var(--shadow);min-height:330px}
.login-frame{display:block;width:100%;height:430px;border:0;background:#fff}
.loading-box,.frame-loading{display:grid;place-items:center;color:var(--muted);font-weight:700;background:#fff}
.loading-box{position:absolute;inset:0;z-index:2}

.panel-view{display:grid;grid-template-columns:250px minmax(0,1fr);background:var(--bg)}
.sidebar{position:sticky;top:0;height:100vh;background:var(--nav);color:#fff;padding:22px 16px;display:flex;flex-direction:column;justify-content:space-between}
.brand-row{display:flex;align-items:center;gap:12px;padding:4px 8px 20px}
.brand-row strong,.brand-row span{display:block}.brand-row strong{font-size:16px}.brand-row span{font-size:12px;opacity:.65;margin-top:2px}
.session-card{margin:0 4px 18px;padding:14px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.06);border-radius:16px}
.session-label{display:block;font-size:9px;font-weight:900;letter-spacing:.12em;opacity:.55;margin-bottom:6px}
.session-card strong{font-size:13px}
.nav-list{display:grid;gap:6px}
.nav-item,.logout-btn{border:0;color:#fff;background:transparent;border-radius:13px}
.nav-item{width:100%;display:flex;align-items:center;gap:11px;text-align:left;padding:12px 13px;font-weight:700}
.nav-item:hover,.nav-item.active{background:rgba(255,255,255,.1)}
.nav-icon{width:22px;text-align:center;font-size:18px}
.logout-btn{padding:12px 14px;text-align:left;opacity:.78}.logout-btn:hover{background:rgba(255,255,255,.08);opacity:1}

.content-area{min-width:0;padding:24px 28px 46px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:24px}
.topbar-kicker{margin:0 0 5px;color:var(--lav-dark);font-size:10px;font-weight:900;letter-spacing:.14em}
.topbar h2{margin:0;font-size:28px}.topbar-session{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12px;font-weight:800;color:var(--muted)}
.page{max-width:1180px;margin:0 auto}
.welcome-card{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;padding:26px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}
.welcome-card h3{font-size:28px;margin:0 0 8px}.welcome-card p:last-child{margin:0;color:var(--muted);line-height:1.55}
.status-pill{white-space:nowrap;padding:9px 12px;border-radius:999px;background:#eef8f3;color:#34795a;font-size:12px;font-weight:800}.status-pill span{display:inline-block;width:8px;height:8px;border-radius:50%;background:#58bd88;margin-right:6px}
.section-heading{display:flex;justify-content:space-between;align-items:end;margin:28px 0 14px}.section-heading h3{margin:0 0 5px;font-size:19px}.section-heading p{margin:0;color:var(--muted);font-size:13px}
.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.module-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;text-align:left;border:1px solid var(--line);background:#fff;border-radius:18px;padding:18px;box-shadow:0 8px 22px rgba(41,41,79,.05);color:var(--text)}
.module-card:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.module-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:15px;background:var(--lav-soft);color:var(--lav-dark);font-size:24px;font-weight:900}
.module-card strong,.module-card span{display:block}.module-card strong{font-size:15px}.module-card div span{font-size:12px;color:var(--muted);margin-top:4px}.arrow{font-size:28px;color:#aaaabd}

.module-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.back-btn,.ghost-btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:10px 13px;border-radius:12px;font-weight:800}
.frame-shell{position:relative;min-height:calc(100vh - 150px);border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.frame-loading{position:absolute;inset:0;z-index:2}
.module-frame{display:block;width:100%;min-height:calc(100vh - 150px);border:0;background:#fff}

.mobile-nav{display:none}

@media(max-width:820px){
  .panel-view{display:block;padding-bottom:78px}
  .sidebar{display:none}
  .content-area{padding:16px 14px 28px}
  .topbar{margin-bottom:16px}.topbar h2{font-size:23px}.topbar-session{font-size:10px;padding:7px 9px}
  .welcome-card{padding:20px;border-radius:20px;display:block}.welcome-card h3{font-size:24px}.status-pill{display:inline-flex;margin-top:16px}
  .section-heading{margin-top:22px}.section-heading p{font-size:12px}
  .module-grid{grid-template-columns:1fr}
  .module-card{padding:16px}
  .frame-shell,.module-frame{min-height:calc(100vh - 150px)}
  .mobile-nav{position:fixed;z-index:20;left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));height:62px;display:grid;grid-template-columns:repeat(3,1fr);background:rgba(35,35,66,.96);backdrop-filter:blur(12px);border-radius:18px;padding:6px;box-shadow:0 15px 34px rgba(35,35,66,.25)}
  .mobile-nav-item{border:0;background:transparent;color:rgba(255,255,255,.64);border-radius:13px;display:grid;place-items:center;align-content:center;gap:2px}.mobile-nav-item span{font-size:18px}.mobile-nav-item small{font-size:10px;font-weight:800}.mobile-nav-item.active{background:rgba(255,255,255,.12);color:#fff}
  .login-view{padding:18px 12px}.login-card{border-radius:20px}.login-frame{height:460px}
}