:root{--navy:#061424;--gold:#d7b46a;--cream:#fff8e7;--muted:#6b7280}body{background:#f6f7fb;color:#142033}.na-nav{background:linear-gradient(135deg,#061424,#0e2744)}.text-gold{color:var(--gold)}.btn-gold{background:var(--gold);border-color:var(--gold);color:#061424;font-weight:700}.btn-gold:hover{filter:brightness(.96);color:#061424}.card{border:0;border-radius:20px;box-shadow:0 12px 35px rgba(6,20,36,.07)}.metric{border-radius:20px;padding:22px;background:#fff;box-shadow:0 12px 30px rgba(6,20,36,.06)}.badge-soft{background:#eef2ff;color:#1e3a8a}.form-control,.form-select{border-radius:12px}.table td,.table th{vertical-align:middle}.hero{background:radial-gradient(circle at 75% 20%,rgba(215,180,106,.25),transparent 30%),linear-gradient(135deg,#061424,#102a48);color:white;border-radius:28px;padding:38px}.small-muted{font-size:.9rem;color:var(--muted)}.quick-card{display:block;text-decoration:none;background:#fff;border:1px solid #e8edf5;border-radius:18px;padding:18px;min-height:112px;color:#122033;box-shadow:0 10px 28px rgba(9,20,42,.06)}
.quick-card span{display:block;font-size:.85rem;color:#6b7280;margin-bottom:10px}.quick-card strong{display:block;font-size:1rem}.quick-card:hover{transform:translateY(-1px);box-shadow:0 14px 34px rgba(9,20,42,.1)}
.table td,.table th{vertical-align:middle}.text-gold{color:#d7b46a!important}
.dropdown-menu{border-radius:16px;border:1px solid rgba(15,23,42,.08);box-shadow:0 18px 45px rgba(15,23,42,.14);padding:.55rem}.dropdown-item{border-radius:10px}.list-group-item.active{background:#061424;border-color:#061424}.form-check.border{display:block;padding-left:2.2rem!important}.table td,.table th{vertical-align:middle}
.list-group-item.bg-light{border-left:4px solid #d4af37}.metric{min-height:96px}.table td,.table th{vertical-align:middle}.quick-card:hover{transform:translateY(-1px)}

.na-iconbox{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:8px;background:#eef2f7;border:1px solid #dbe3ee}
.na-actions .btn{min-width:34px}
.module-shell{border:1px solid #dbe3ee;border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 10px 25px rgba(2,8,23,.05)}
.module-header{background:#f8fafc;padding:14px 18px;border-bottom:1px solid #dbe3ee}
.lesson-row:nth-child(odd){background:#f4f4f5}
.lesson-row:nth-child(even){background:#fff}
.lesson-dot{display:inline-block;width:14px;height:14px;border-radius:999px;background:#6fd351}

/* v0.12 Premium Student Experience */
.student-hero{background:radial-gradient(circle at 85% 10%,rgba(215,180,106,.35),transparent 28%),linear-gradient(135deg,#061424,#12375e);color:#fff;border-radius:32px;padding:40px;box-shadow:0 20px 60px rgba(6,20,36,.18)}
.premium-kicker{display:inline-flex;align-items:center;gap:6px;text-transform:uppercase;letter-spacing:.08em;font-size:.72rem;font-weight:800;color:#d7b46a;margin-bottom:8px}.premium-kicker:before{content:"";width:18px;height:2px;background:#d7b46a;border-radius:99px}.glass-card{border-radius:22px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);backdrop-filter:blur(10px)}
.premium-progress{height:9px;border-radius:99px;background:#e6ebf3;overflow:hidden}.premium-progress .progress-bar{background:linear-gradient(90deg,#d7b46a,#f0d794);border-radius:99px}.premium-metric{display:flex;flex-direction:column;gap:4px}.premium-metric span{font-size:.85rem;color:#64748b;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.premium-metric strong{font-size:2rem;line-height:1;color:#061424}.premium-metric a{font-size:.9rem;text-decoration:none;font-weight:700}.learning-card,.course-card{background:#fff;border:1px solid #e8edf5;border-radius:24px;box-shadow:0 18px 50px rgba(6,20,36,.07);overflow:hidden}.learning-card{padding:18px}.course-thumb{width:76px;height:76px;border-radius:20px;background:linear-gradient(135deg,#061424,#173c63);display:flex;align-items:center;justify-content:center;color:#d7b46a;font-size:1.8rem;flex:0 0 auto;overflow:hidden}.course-thumb img,.course-cover img{width:100%;height:100%;object-fit:cover}.course-cover{height:150px;background:radial-gradient(circle at 80% 20%,rgba(215,180,106,.26),transparent 28%),linear-gradient(135deg,#061424,#173c63);display:flex;align-items:center;justify-content:center;color:#d7b46a;font-size:2.3rem}.pill{display:inline-flex;align-items:center;gap:5px;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:999px;padding:6px 10px;font-size:.78rem;font-weight:700;color:#334155}.course-player-shell{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:22px;align-items:start}.course-main{min-width:0}.course-sidebar{position:sticky;top:88px}.player-hero{background:radial-gradient(circle at 85% 15%,rgba(215,180,106,.28),transparent 28%),linear-gradient(135deg,#061424,#12375e);color:#fff;border-radius:28px;padding:28px;display:flex;justify-content:space-between;align-items:center;gap:20px}.premium-player{background:#061424;border-radius:24px;overflow:hidden;box-shadow:0 24px 70px rgba(6,20,36,.22);border:1px solid rgba(255,255,255,.08)}.premium-player iframe,.premium-player video{width:100%;min-height:420px;display:block;border:0;background:#000}.video-titlebar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;color:#fff;background:rgba(255,255,255,.06)}.video-titlebar span{font-size:.85rem;color:#d7b46a}.empty-player{min-height:280px;display:flex;align-items:center;justify-content:center;color:#fff;padding:30px;text-align:center}.sidebar-card{background:#fff;border:1px solid #e8edf5;border-radius:22px;padding:18px;box-shadow:0 14px 45px rgba(6,20,36,.06)}.module-mini-title{font-weight:800;color:#061424;margin-bottom:8px}.lesson-link{display:flex;gap:10px;align-items:flex-start;text-decoration:none;color:#334155;border-radius:14px;padding:10px;margin-bottom:6px;border:1px solid transparent}.lesson-link:hover{background:#f8fafc}.lesson-link.active{background:#061424;color:#fff}.lesson-link span{width:22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:#e2e8f0;color:#061424;font-size:.75rem;flex:0 0 auto}.lesson-link.active span{background:#d7b46a}.lesson-link small{display:block;font-size:.75rem;opacity:.7;margin-top:2px}.lesson-content{line-height:1.7}.announcement-strip{display:grid;gap:10px}.announcement-strip>div{background:#fff8e7;border:1px solid #f0d794;border-radius:18px;padding:14px 16px}.announcement-strip p{margin:4px 0 0;color:#5f5140}.resource-link{display:block;text-decoration:none;color:#0f172a;border-top:1px solid #edf2f7;padding:10px 0;font-weight:700}
@media (max-width: 991.98px){.course-player-shell{grid-template-columns:1fr}.course-sidebar{position:static}.premium-player iframe,.premium-player video{min-height:260px}.player-hero{flex-direction:column;align-items:flex-start}.student-hero{padding:28px}.course-cover{height:120px}}

/* v0.12C Premium Community */
.community-card{transition:transform .18s ease, box-shadow .18s ease}
.community-card:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(6,20,36,.10)}
.avatar-circle{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#061424,#12385e);color:#f4c96b;font-weight:800;font-size:1.25rem;box-shadow:0 10px 24px rgba(6,20,36,.18)}
.premium-hero{display:flex;justify-content:space-between;gap:1rem;align-items:center;background:linear-gradient(135deg,#fff,#f7f4eb);border:1px solid rgba(6,20,36,.08);border-radius:24px;padding:1.5rem;box-shadow:0 18px 45px rgba(6,20,36,.06)}
@media (max-width: 768px){.premium-hero{display:block}.premium-hero .btn{margin-top:.5rem}}

/* v0.13A SaaS / Academic OS Interface */
.na-saas-body{background:#f4f7fb;color:#122033;min-height:100vh}.na-authenticated{overflow-x:hidden}.na-app-shell{min-height:100vh;display:flex;background:radial-gradient(circle at 8% 0%,rgba(215,180,106,.12),transparent 28%),linear-gradient(180deg,#f8fafc,#eef3f9)}.na-sidebar{width:288px;min-height:100vh;position:sticky;top:0;align-self:flex-start;flex-direction:column;padding:18px;background:linear-gradient(180deg,#061424,#0b2440 72%,#071827);color:#fff;box-shadow:18px 0 55px rgba(6,20,36,.18);z-index:20}.na-main-panel{min-width:0;flex:1;display:flex;flex-direction:column;min-height:100vh}.na-content{flex:1;max-width:1780px;width:100%;margin:0 auto}.na-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff;padding:8px 8px 20px;margin-bottom:6px}.na-brand:hover{color:#fff}.na-brand-mark{width:44px;height:44px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#d7b46a,#f3d991);color:#061424;font-weight:900;box-shadow:0 12px 35px rgba(215,180,106,.25)}.na-brand strong{display:block;letter-spacing:-.02em}.na-brand small{display:block;color:rgba(255,255,255,.56);font-size:.74rem;margin-top:1px}.na-sidebar-nav{display:flex;flex-direction:column;gap:6px;overflow:auto;padding-right:2px}.na-side-link,.na-nav-group-title{display:flex;align-items:center;gap:11px;border-radius:15px;padding:11px 12px;text-decoration:none;color:rgba(255,255,255,.78);font-weight:700;font-size:.94rem;cursor:pointer;transition:background .18s ease,color .18s ease,transform .18s ease}.na-side-link i,.na-nav-group-title i{font-size:1rem;width:20px;text-align:center;color:#d7b46a}.na-side-link:hover,.na-nav-group-title:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(1px)}.na-side-link.active{background:linear-gradient(135deg,rgba(215,180,106,.25),rgba(255,255,255,.11));color:#fff;border:1px solid rgba(215,180,106,.25);box-shadow:0 14px 32px rgba(0,0,0,.13)}.na-nav-group-title:after{content:"\F282";font-family:"bootstrap-icons";margin-left:auto;font-size:.75rem;color:rgba(255,255,255,.45);transition:transform .18s ease}.na-nav-group.show .na-nav-group-title:after{transform:rotate(180deg)}.na-nav-sub{display:none;margin:3px 0 8px 12px;padding-left:10px;border-left:1px solid rgba(255,255,255,.12)}.na-nav-group.show .na-nav-sub{display:block}.na-nav-sub .na-side-link{font-size:.88rem;padding:9px 10px;border-radius:13px}.na-sidebar-footer{margin-top:auto;padding-top:16px}.na-mini-profile{display:flex;gap:10px;align-items:center;border-radius:18px;background:rgba(255,255,255,.07);padding:12px;border:1px solid rgba(255,255,255,.09)}.na-avatar,.na-avatar-sm{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:linear-gradient(135deg,#d7b46a,#f2d98c);color:#061424;font-weight:900}.na-avatar{width:38px;height:38px}.na-avatar-sm{width:28px;height:28px;font-size:.8rem}.na-mini-profile strong{display:block;font-size:.9rem;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:170px}.na-mini-profile small{display:block;color:rgba(255,255,255,.56);font-size:.76rem}.na-topbar{position:sticky;top:0;z-index:18;min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 24px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(15,23,42,.08);box-shadow:0 16px 45px rgba(15,23,42,.05)}.na-page-kicker{text-transform:uppercase;letter-spacing:.1em;font-size:.68rem;font-weight:900;color:#8a6a25}.na-page-title{margin:0;font-size:1.35rem;font-weight:900;letter-spacing:-.03em;color:#061424}.na-top-menu .nav-link{border-radius:999px;padding:8px 12px;color:#334155;font-size:.9rem;font-weight:800}.na-top-menu .nav-link:hover,.na-top-menu .nav-link.active{background:#edf2f7;color:#061424}.na-icon-btn{border-radius:14px;background:#061424;color:#fff;border:0}.na-icon-btn:hover{background:#0f2e50;color:#fff}.na-premium-btn{display:inline-flex;gap:7px;align-items:center;border-radius:999px;background:#061424;color:#fff;border:1px solid rgba(6,20,36,.08);font-weight:800;box-shadow:0 10px 26px rgba(6,20,36,.14)}.na-premium-btn:hover{background:#0f2e50;color:#fff}.na-user-btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;background:#fff;border:1px solid #dbe3ee;font-weight:800;color:#122033;box-shadow:0 10px 28px rgba(15,23,42,.06)}.na-user-btn:hover{border-color:#c9d5e4;background:#fff}.na-dropdown{border:1px solid rgba(15,23,42,.08);box-shadow:0 22px 60px rgba(15,23,42,.16);border-radius:18px;padding:.55rem}.na-dropdown .dropdown-item{border-radius:12px;padding:.58rem .78rem;font-weight:700}.na-dropdown .dropdown-item.active,.na-dropdown .dropdown-item:active{background:#061424;color:#fff}.na-mobile-offcanvas{background:linear-gradient(180deg,#061424,#0b2440);color:#fff}.na-mobile-offcanvas .btn-close{filter:none}.na-footer{display:flex;justify-content:space-between;gap:12px;border-top:1px solid rgba(15,23,42,.08);color:#64748b;font-size:.82rem;background:rgba(255,255,255,.5)}

/* Premium buttons/cards globally */
.btn{border-radius:12px;font-weight:700}.btn-primary{background:#0b5ed7;border-color:#0b5ed7;box-shadow:0 10px 22px rgba(13,110,253,.14)}.btn-success{box-shadow:0 10px 22px rgba(25,135,84,.14)}.btn-warning{box-shadow:0 10px 22px rgba(255,193,7,.14)}.btn-danger{box-shadow:0 10px 22px rgba(220,53,69,.14)}.btn-info{box-shadow:0 10px 22px rgba(13,202,240,.14)}.card,.metric,.quick-card,.learning-card,.course-card,.sidebar-card{border:1px solid rgba(15,23,42,.07);box-shadow:0 18px 50px rgba(15,23,42,.07)}.table{--bs-table-bg:transparent}.table thead th{background:#061424!important;color:#fff;border:0;font-size:.82rem;text-transform:uppercase;letter-spacing:.045em}.table tbody tr{border-color:#e8eef6}.table tbody tr:hover{background:#f8fafc}.breadcrumb,.alert{border-radius:16px}.form-control,.form-select{border-color:#d7e0ec;box-shadow:none}.form-control:focus,.form-select:focus{border-color:#d7b46a;box-shadow:0 0 0 .22rem rgba(215,180,106,.17)}.module-shell{border-radius:22px}.module-header{background:linear-gradient(135deg,#fff,#f8fafc)}.na-actions .btn,.table .btn{border-radius:10px}
@media (max-width:1199.98px){.na-topbar{padding:12px 16px}.na-page-title{font-size:1.15rem}.na-content{padding-left:16px!important;padding-right:16px!important}}
@media (max-width:767.98px){.na-topbar{align-items:flex-start}.na-page-kicker{font-size:.62rem}.na-page-title{font-size:1.05rem}.na-content{padding-top:18px!important}.table-responsive{border-radius:18px}.student-hero,.hero{border-radius:22px;padding:24px}}

/* v0.13B Separate Premium Login Interfaces */
.na-login-body{min-height:100vh;margin:0;background:#061424;color:#122033;overflow-x:hidden}.na-login-shell{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr)}.na-login-panel{min-height:100vh}.na-login-copy{align-items:center;padding:clamp(40px,6vw,84px);background:radial-gradient(circle at 18% 18%,rgba(215,180,106,.28),transparent 24%),radial-gradient(circle at 80% 82%,rgba(76,139,245,.16),transparent 27%),linear-gradient(135deg,#061424,#0b2340 60%,#08192c);color:#fff;position:relative;overflow:hidden}.na-login-copy:after{content:"";position:absolute;inset:auto -110px -130px auto;width:360px;height:360px;border-radius:50%;background:rgba(215,180,106,.12);filter:blur(3px)}.na-login-brand{display:flex;align-items:center;gap:12px;margin-bottom:34px}.na-login-brand .na-brand-mark{width:52px;height:52px;border-radius:18px}.na-login-brand strong{display:block;font-size:1.05rem;letter-spacing:-.02em}.na-login-brand small{display:block;color:rgba(255,255,255,.62);font-size:.78rem;margin-top:1px}.na-login-copy h1{font-size:clamp(2.2rem,4.2vw,4.2rem);line-height:.98;letter-spacing:-.055em;font-weight:950;max-width:780px;margin-bottom:22px}.na-login-copy p{font-size:1.12rem;line-height:1.7;color:rgba(255,255,255,.72);max-width:660px;margin-bottom:28px}.na-login-badges{display:flex;flex-wrap:wrap;gap:10px}.na-login-badges span{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;border-radius:999px;padding:10px 14px;font-weight:800;backdrop-filter:blur(10px)}.na-login-badges i{color:#d7b46a}.na-login-form-wrap{display:flex;align-items:center;justify-content:center;padding:32px;background:radial-gradient(circle at 80% 12%,rgba(215,180,106,.17),transparent 26%),linear-gradient(180deg,#f8fafc,#eef3f9)}.na-login-card{width:min(100%,500px);background:rgba(255,255,255,.92);border:1px solid rgba(15,23,42,.08);border-radius:32px;padding:clamp(28px,4vw,44px);box-shadow:0 30px 90px rgba(15,23,42,.16);backdrop-filter:blur(18px)}.na-login-icon{width:70px;height:70px;border-radius:24px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#061424,#12385f);color:#d7b46a;font-size:1.9rem;box-shadow:0 20px 42px rgba(6,20,36,.22)}.na-admin-login .na-login-icon{background:linear-gradient(135deg,#061424,#0b233d)}.na-premium-form .form-label{font-weight:850;color:#122033}.na-premium-form .input-group-text{border-radius:15px 0 0 15px;background:#f8fafc;border-color:#d7e0ec;color:#64748b}.na-premium-form .input-group-lg>.form-control{border-radius:0 15px 15px 0}.na-login-submit{border-radius:16px;padding:.85rem 1rem;font-weight:900;box-shadow:0 18px 40px rgba(13,110,253,.2)}.na-admin-login .na-login-submit{box-shadow:0 18px 40px rgba(215,180,106,.22)}.na-login-footnote{text-align:center;color:#64748b;font-size:.82rem;margin-top:18px}.fw-black{font-weight:950}.na-student-login .na-login-copy{background:radial-gradient(circle at 20% 20%,rgba(215,180,106,.30),transparent 24%),radial-gradient(circle at 78% 80%,rgba(40,120,255,.16),transparent 28%),linear-gradient(135deg,#061424,#12385f 68%,#0a1b30)}.na-admin-login .na-login-copy{background:radial-gradient(circle at 18% 18%,rgba(215,180,106,.30),transparent 24%),radial-gradient(circle at 82% 82%,rgba(255,255,255,.10),transparent 27%),linear-gradient(135deg,#050d19,#061424 62%,#0c233d)}
@media (max-width:991.98px){.na-login-shell{grid-template-columns:1fr}.na-login-panel{min-height:auto}.na-login-form-wrap{min-height:100vh}.na-login-card{border-radius:26px}.na-login-body{background:#eef3f9}}
@media (max-width:575.98px){.na-login-form-wrap{padding:18px}.na-login-card{padding:24px}.na-login-icon{width:60px;height:60px;border-radius:20px}.na-login-card h2{font-size:1.45rem}}

/* v0.13C Login Gateway + Premium Admin Login */
.na-gateway-body{min-height:100vh;margin:0;background:radial-gradient(circle at 18% 18%,rgba(215,180,106,.22),transparent 24%),radial-gradient(circle at 82% 74%,rgba(34,93,164,.28),transparent 30%),linear-gradient(135deg,#061424,#0b2645 58%,#07131f);color:#fff;overflow-x:hidden}.na-gateway-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px;position:relative}.na-gateway-wrap:before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;background:rgba(215,180,106,.09);filter:blur(4px);top:-240px;right:-160px}.na-gateway-wrap:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.055);bottom:-180px;left:-130px}.na-gateway-card{width:min(100%,470px);position:relative;overflow:hidden;border-radius:34px;padding:42px 36px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);box-shadow:0 38px 100px rgba(0,0,0,.33);backdrop-filter:blur(22px)}.na-gateway-glow{position:absolute;inset:-1px;background:radial-gradient(circle at 50% 0%,rgba(215,180,106,.24),transparent 38%);pointer-events:none}.na-gateway-logo{width:76px;height:76px;border-radius:26px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#d7b46a,#f1d98e);color:#061424;font-weight:950;font-size:2rem;box-shadow:0 24px 58px rgba(215,180,106,.26);position:relative;margin-bottom:22px}.na-gateway-kicker{display:inline-flex;align-items:center;gap:7px;color:#f2d98c;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:8px 12px;font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px}.na-gateway-card h1{font-weight:950;letter-spacing:-.055em;line-height:.98;font-size:clamp(2.25rem,5vw,3.45rem);margin-bottom:14px}.na-gateway-card p{color:rgba(255,255,255,.74);font-size:1.02rem;line-height:1.65;margin:0 auto 26px;max-width:380px}.na-gateway-actions{display:grid;gap:12px}.na-gateway-actions .btn{border-radius:18px;font-weight:900;padding:.9rem 1rem}.na-gateway-actions .btn-outline-light{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.06);color:#fff}.na-gateway-actions .btn-outline-light:hover{background:#fff;color:#061424}.na-gateway-mini{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:22px}.na-gateway-mini span{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:7px 10px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);font-size:.78rem;font-weight:800;color:rgba(255,255,255,.82)}.na-gateway-mini i{color:#f2d98c}.na-gateway-foot{text-align:center;margin-top:18px;font-size:.78rem;color:rgba(255,255,255,.54)}.na-admin-subtle{position:absolute;right:24px;bottom:22px;display:inline-flex;align-items:center;gap:7px;text-decoration:none;color:rgba(255,255,255,.58);font-weight:800;font-size:.86rem}.na-admin-subtle:hover{color:#f2d98c}
.na-admin-gate-body{min-height:100vh;margin:0;background:radial-gradient(circle at 16% 12%,rgba(215,180,106,.22),transparent 25%),radial-gradient(circle at 80% 82%,rgba(255,255,255,.08),transparent 28%),linear-gradient(135deg,#020711,#061424 58%,#102c4b);color:#fff}.na-admin-gate-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px}.na-admin-gate-card{width:min(100%,520px);position:relative;overflow:hidden;border-radius:34px;padding:40px;background:rgba(255,255,255,.92);color:#122033;border:1px solid rgba(255,255,255,.22);box-shadow:0 38px 110px rgba(0,0,0,.32);backdrop-filter:blur(20px)}.na-admin-gate-orb{position:absolute;border-radius:50%;pointer-events:none}.na-admin-gate-orb.one{width:260px;height:260px;background:rgba(215,180,106,.16);top:-120px;right:-90px}.na-admin-gate-orb.two{width:210px;height:210px;background:rgba(6,20,36,.07);bottom:-110px;left:-80px}.na-admin-head{display:flex;gap:16px;align-items:center;margin-bottom:24px}.na-admin-logo{width:70px;height:70px;border-radius:24px;background:linear-gradient(135deg,#061424,#12385f);display:flex;align-items:center;justify-content:center;box-shadow:0 22px 48px rgba(6,20,36,.18);flex:0 0 auto}.na-admin-logo span{width:42px;height:42px;border-radius:16px;background:linear-gradient(135deg,#d7b46a,#f1d98e);color:#061424;font-weight:950;display:flex;align-items:center;justify-content:center;font-size:1.35rem}.na-admin-kicker{text-transform:uppercase;letter-spacing:.11em;color:#8a6a25;font-weight:950;font-size:.72rem;margin-bottom:4px}.na-admin-head h1{font-weight:950;letter-spacing:-.045em;margin:0}.na-admin-head p{color:#64748b;margin:4px 0 0;line-height:1.45}.na-admin-form .form-label{font-weight:850;color:#122033}.na-admin-form .input-group-text{background:#f8fafc;border-color:#d7e0ec;color:#64748b;border-radius:15px 0 0 15px}.na-admin-form .input-group-lg>.form-control{border-radius:0 15px 15px 0}.na-admin-form .btn{border-radius:18px;font-weight:950;padding:.88rem 1rem}.na-admin-gate-links{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:18px;font-size:.84rem;color:#64748b;flex-wrap:wrap}.na-admin-gate-links a{text-decoration:none;font-weight:850;color:#061424}.na-admin-gate-links a:hover{color:#8a6a25}.na-admin-gate-links span{display:inline-flex;align-items:center;gap:6px;color:#64748b;font-weight:800}
@media(max-width:575.98px){.na-gateway-wrap,.na-admin-gate-wrap{padding:18px}.na-gateway-card,.na-admin-gate-card{border-radius:28px;padding:28px 22px}.na-admin-head{align-items:flex-start}.na-admin-subtle{right:auto;left:50%;transform:translateX(-50%);bottom:12px;white-space:nowrap}.na-gateway-wrap{padding-bottom:54px}}

/* v0.13D compact premium login refinement */
.na-gateway-card{text-align:center}.na-gateway-bottom{display:flex;flex-direction:column;align-items:center;justify-content:center}.na-gateway-foot{text-align:center;width:100%}.na-admin-subtle{display:none!important}
.na-compact-login-body{min-height:100vh;margin:0;background:radial-gradient(circle at 18% 18%,rgba(215,180,106,.22),transparent 24%),radial-gradient(circle at 82% 74%,rgba(34,93,164,.26),transparent 30%),linear-gradient(135deg,#061424,#0b2645 58%,#07131f);color:#122033;overflow-x:hidden}.na-admin-compact-login{background:radial-gradient(circle at 16% 12%,rgba(215,180,106,.22),transparent 25%),radial-gradient(circle at 80% 82%,rgba(255,255,255,.08),transparent 28%),linear-gradient(135deg,#020711,#061424 58%,#102c4b)}.na-compact-login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px;position:relative}.na-compact-login-wrap:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:rgba(215,180,106,.09);top:-230px;right:-150px}.na-compact-login-wrap:after{content:"";position:absolute;width:390px;height:390px;border-radius:50%;background:rgba(255,255,255,.055);bottom:-170px;left:-120px}.na-compact-login-card{width:min(100%,470px);position:relative;overflow:hidden;border-radius:34px;padding:40px 34px;background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.24);box-shadow:0 38px 105px rgba(0,0,0,.30);backdrop-filter:blur(22px)}.na-admin-compact-card{width:min(100%,500px)}.na-compact-orb{position:absolute;border-radius:50%;pointer-events:none}.na-compact-orb.one{width:250px;height:250px;background:rgba(215,180,106,.16);top:-120px;right:-95px}.na-compact-orb.two{width:200px;height:200px;background:rgba(6,20,36,.06);bottom:-105px;left:-85px}.na-compact-logo{width:76px;height:76px;border-radius:26px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#061424,#12385f);box-shadow:0 22px 50px rgba(6,20,36,.18);margin-bottom:16px}.na-compact-logo span{width:45px;height:45px;border-radius:16px;background:linear-gradient(135deg,#d7b46a,#f1d98e);color:#061424;font-weight:950;display:flex;align-items:center;justify-content:center;font-size:1.45rem}.na-compact-kicker{text-transform:uppercase;letter-spacing:.12em;color:#8a6a25;font-weight:950;font-size:.72rem;margin-bottom:8px}.na-compact-login-card h1{font-weight:950;letter-spacing:-.045em;margin:0;color:#122033;font-size:clamp(1.7rem,4vw,2.25rem)}.na-compact-login-card p{color:#64748b;margin:8px 0 0;line-height:1.5}.na-compact-foot{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:18px;font-size:.84rem;color:#64748b;flex-wrap:wrap}.na-compact-foot a{text-decoration:none;font-weight:850;color:#061424}.na-compact-foot a:hover{color:#8a6a25}.na-compact-foot span{display:inline-flex;align-items:center;gap:6px;color:#64748b;font-weight:800}
@media(max-width:575.98px){.na-compact-login-wrap{padding:18px}.na-compact-login-card{border-radius:28px;padding:30px 22px}.na-gateway-mini{gap:7px}.na-gateway-foot{font-size:.76rem}}

/* v0.13E secure course player layout fix */
.student-course-player{width:100%;max-width:100%;}
.student-course-grid{display:grid;grid-template-columns:minmax(270px,340px) minmax(0,1fr);gap:22px;align-items:start;}
.student-course-sidebar{min-width:0;}
.student-course-main{min-width:0;}
.course-sidebar-card{overflow:hidden;border-radius:22px;box-shadow:0 18px 50px rgba(6,20,36,.07);}
.video-frame iframe{border:0;}
@media (max-width: 991.98px){.student-course-grid{grid-template-columns:1fr}.student-course-sidebar .sticky-lg-top{position:static!important;}}
.nx-course-workspace .course-player-hero{display:flex;justify-content:space-between;gap:1rem;align-items:center;flex-wrap:wrap;background:linear-gradient(135deg,#ffffff,#f7f4ea);border:1px solid rgba(17,24,39,.08);border-radius:24px;padding:1.25rem;box-shadow:0 12px 30px rgba(15,23,42,.06)}
.nx-course-grid{display:grid;grid-template-columns:minmax(280px,340px) 1fr;gap:1rem;align-items:start}
.nx-course-sidebar{min-width:0}.nx-course-main{min-width:0}.course-sidebar-card{border-radius:22px;overflow:hidden;border:1px solid rgba(17,24,39,.08);box-shadow:0 10px 28px rgba(15,23,42,.06)}
.nx-section-title{display:flex;align-items:center;gap:.5rem;font-weight:800;color:#111827}.nx-section-title:before{content:"";width:10px;height:10px;border-radius:99px;background:#c9a227;box-shadow:0 0 0 4px rgba(201,162,39,.12)}
.nx-resource-card{height:100%;display:flex;gap:.85rem;align-items:flex-start;padding:1rem;border:1px solid rgba(17,24,39,.09);border-radius:18px;background:#fff;text-decoration:none;color:inherit;box-shadow:0 8px 20px rgba(15,23,42,.045);transition:.18s ease}
.nx-resource-card:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(15,23,42,.09);border-color:rgba(201,162,39,.55);color:inherit}.nx-resource-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:#f7f0d7;font-size:1.25rem;flex:0 0 auto}.nx-pdf-wrap{background:#2f3440;border-radius:16px;min-height:70vh;overflow:auto;text-align:center;padding:1rem}.nx-pdf-wrap canvas{background:#fff;max-width:100%;box-shadow:0 10px 30px rgba(0,0,0,.35)}.nx-resource-viewer .card{border-radius:22px;border:1px solid rgba(17,24,39,.08);box-shadow:0 12px 30px rgba(15,23,42,.06)}
@media(max-width:991.98px){.nx-course-grid{grid-template-columns:1fr}.nx-course-sidebar .sticky-lg-top{position:relative!important;top:0!important}}


/* v0.14M NeuroCloud card sizing + ePUB viewer cleanup */
.neurocloud-widget .book-card{
  height:100%;
  display:flex;
  gap:1rem;
  align-items:flex-start;
  padding:1rem;
  border:1px solid rgba(17,24,39,.08);
  border-radius:22px;
  background:#fff;
  box-shadow:0 10px 26px rgba(15,23,42,.055);
  overflow:hidden;
}
.neurocloud-widget .book-cover-btn{
  width:104px;
  min-width:104px;
  height:146px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  border-radius:16px;
  background:#f8fafc;
  text-decoration:none;
  box-shadow:0 12px 28px rgba(15,23,42,.10);
}
.neurocloud-widget .book-cover-btn img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.neurocloud-widget .book-cover-btn span{
  font-size:2rem;
}
.neurocloud-widget .book-info{
  min-width:0;
  flex:1 1 auto;
}
.neurocloud-widget .book-info h3{
  line-height:1.25;
}
@media(max-width:575.98px){
  .neurocloud-widget .book-card{flex-direction:column;align-items:center;text-align:center;}
  .neurocloud-widget .book-cover-btn{width:132px;min-width:132px;height:186px;}
  .neurocloud-widget .book-info .d-flex{justify-content:center;}
}
.na-epub-viewer-card{
  border-radius:22px;
  overflow:hidden;
}
.na-epub-viewer,
.nx-epub-viewer{
  width:100%;
  min-height:780px;
  overflow:hidden;
  background:#fff;
  border-radius:16px;
}
.na-epub-viewer > a[data-bibi="embed"],
.nx-epub-viewer > a[data-bibi="embed"]{
  display:block;
  width:100%;
  height:780px;
  margin:0!important;
  padding:0!important;
  line-height:0;
}
.na-epub-viewer iframe,
.na-epub-viewer embed,
.nx-epub-viewer iframe,
.nx-epub-viewer embed{
  display:block!important;
  width:100%!important;
  height:780px!important;
  margin:0!important;
  padding:0!important;
  border:0!important;
}

/* v0.14M.1 NeuroCloud compact cards + ePUB viewport correction */
.na-cloud-widget-compact{max-width:100%;}
.na-cloud-book-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem;align-items:stretch;}
.na-cloud-book-card{display:flex;gap:1rem;align-items:flex-start;background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:26px;padding:1.05rem;min-height:184px;box-shadow:0 18px 45px rgba(15,23,42,.07);overflow:hidden;}
.na-cloud-book-cover{width:112px;min-width:112px;height:152px;border-radius:16px;background:#f8fafc;display:flex;align-items:center;justify-content:center;overflow:hidden;text-decoration:none;box-shadow:0 16px 34px rgba(15,23,42,.12);}
.na-cloud-book-cover img{width:100%!important;height:100%!important;max-width:100%!important;object-fit:cover!important;display:block!important;}
.na-cloud-book-cover span{font-size:2rem;}
.na-cloud-book-body{min-width:0;display:flex;flex-direction:column;align-self:stretch;flex:1 1 auto;}
.na-cloud-book-body h3{font-size:1rem;line-height:1.18;font-weight:900;color:#061424;margin:0 0 .35rem;letter-spacing:-.02em;}
.na-cloud-author{font-size:.86rem;font-weight:800;color:#b58a1d;}
.na-cloud-desc{font-size:.88rem;line-height:1.45;color:#64748b;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.na-cloud-book-badges .badge{border-radius:8px;font-size:.72rem;padding:.35em .55em;}
@media(max-width:1199.98px){.na-cloud-book-grid{grid-template-columns:1fr}.na-cloud-book-card{max-width:760px}}
@media(max-width:575.98px){.na-cloud-book-card{flex-direction:column;text-align:center;align-items:center}.na-cloud-book-cover{width:136px;min-width:136px;height:190px}.na-cloud-book-body .d-flex{justify-content:center}}

.na-epub-viewer-card{padding:0!important;overflow:hidden;background:#fff;}
.na-epub-viewer,.nx-epub-viewer{height:720px!important;min-height:720px!important;overflow:hidden!important;background:#fff;border-radius:16px;line-height:0;}
.na-epub-viewer > a[data-bibi="embed"],.nx-epub-viewer > a[data-bibi="embed"]{display:block!important;width:100%!important;height:720px!important;min-height:720px!important;margin:0!important;padding:0!important;line-height:0!important;}
.na-epub-viewer iframe,.nx-epub-viewer iframe{display:block!important;width:100%!important;height:720px!important;margin:0!important;padding:0!important;border:0!important;vertical-align:top!important;}
.na-epub-viewer iframe[title],.nx-epub-viewer iframe[title]{margin-top:0!important;}
@media(max-width:767.98px){.na-epub-viewer,.nx-epub-viewer,.na-epub-viewer > a[data-bibi="embed"],.nx-epub-viewer > a[data-bibi="embed"],.na-epub-viewer iframe,.nx-epub-viewer iframe{height:640px!important;min-height:640px!important}}

/* v0.15A Course Experience Premium */
.nx-course-v15 .nx-learning-timeline{border:1px solid rgba(15,23,42,.08);border-radius:24px;box-shadow:0 18px 50px rgba(15,23,42,.06);overflow:hidden}
.nx-timeline-scroll{display:flex;align-items:flex-start;gap:0;overflow-x:auto;padding:12px 4px 4px;scrollbar-width:thin}
.nx-timeline-point{position:relative;display:flex;flex-direction:column;align-items:center;min-width:112px;text-decoration:none;color:#64748b;padding:0 8px}
.nx-timeline-point:before{content:"";position:absolute;top:16px;left:0;right:0;height:3px;background:#e5e7eb;z-index:0}
.nx-timeline-point:first-child:before{left:50%}.nx-timeline-point:last-child:before{right:50%}
.nx-timeline-dot{position:relative;z-index:1;width:34px;height:34px;border-radius:999px;background:#fff;border:2px solid #cbd5e1;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.82rem;box-shadow:0 8px 20px rgba(15,23,42,.08)}
.nx-timeline-label{font-size:.76rem;font-weight:700;text-align:center;line-height:1.15;margin-top:8px;max-width:106px;color:#475569}
.nx-timeline-point.is-done .nx-timeline-dot{background:#16a34a;border-color:#16a34a;color:#fff}.nx-timeline-point.is-active .nx-timeline-dot{background:#061424;border-color:#061424;color:#fff;transform:scale(1.08)}
.nx-timeline-point.is-active .nx-timeline-label{color:#061424}.nx-module-progress{height:6px;background:#eef2f7}.nx-module-progress .progress-bar{background:linear-gradient(90deg,#d6b25e,#061424)}
.nx-lesson-check{display:inline-flex;width:22px;height:22px;border-radius:999px;align-items:center;justify-content:center;background:#f1f5f9;color:#64748b;font-weight:800;flex:0 0 auto}.nx-lesson-check.done{background:#dcfce7;color:#15803d}
.nx-resource-tabs .nav-link{border-radius:999px;font-weight:700;color:#475569}.nx-resource-tabs .nav-link.active{background:#061424;color:#fff}.nx-course-v15 .nx-resource-card{height:100%;border:1px solid #e7edf5;border-radius:18px;padding:16px;display:flex;gap:13px;background:#fff;color:#061424;text-decoration:none;box-shadow:0 12px 32px rgba(15,23,42,.05);transition:.18s ease}.nx-course-v15 .nx-resource-card:hover{transform:translateY(-2px);box-shadow:0 18px 44px rgba(15,23,42,.09)}.nx-course-v15 .nx-resource-icon{width:42px;height:42px;border-radius:14px;background:#f8fafc;display:flex;align-items:center;justify-content:center;font-size:1.28rem;flex:0 0 auto}.nx-course-v15 .list-group-item.active .nx-lesson-check{background:rgba(255,255,255,.22);color:#fff}.nx-course-v15 .course-sidebar-card .accordion-button{font-weight:800}.nx-course-v15 .course-sidebar-card .list-group-item strong{font-size:.92rem}.nx-course-v15 .student-course-main{min-width:0}
@media (max-width: 991.98px){.nx-course-v15 .student-course-grid{display:block}.nx-course-v15 .student-course-sidebar{margin-bottom:1rem}.nx-course-v15 .course-sidebar-card{position:relative!important;top:auto!important}.nx-timeline-point{min-width:96px}.nx-timeline-label{font-size:.7rem}}


/* v0.15B Smart Academic Sidebar */
.nx-smart-course-grid{align-items:flex-start;}
.nx-smart-sidebar .course-sidebar-card{max-height:calc(100vh - 2rem);overflow:auto;border:1px solid rgba(15,23,42,.08);box-shadow:0 18px 50px rgba(15,23,42,.08);}
.nx-smart-sidebar .accordion-button{font-weight:700;background:#fff;}
.nx-smart-sidebar .accordion-button:not(.collapsed){background:linear-gradient(135deg,#fff8df,#ffffff);color:#061424;box-shadow:none;}
.nx-smart-lesson-link{border-left:4px solid transparent;padding:.85rem 1rem;}
.nx-smart-lesson-link:hover{background:#fff9e8;border-left-color:#d6a72c;}
.nx-smart-lesson-link.is-current,.nx-smart-lesson-link.active{background:linear-gradient(135deg,#07182e,#0d2b4f)!important;border-left-color:#d6a72c;color:#fff!important;}
.nx-lesson-check{width:1.6rem;height:1.6rem;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;background:#f1f5f9;color:#64748b;font-weight:800;flex:0 0 auto;}
.nx-lesson-check.done{background:#e8f7ee;color:#16794a;}
.nx-smart-lesson-link.active .nx-lesson-check{background:#d6a72c;color:#061424;}
.nx-module-progress{height:.38rem;border-radius:999px;background:#edf2f7;}
.nx-module-progress .progress-bar{background:linear-gradient(90deg,#d6a72c,#f3d675);}
.nx-course-offcanvas{max-width:92vw;border-right:0;box-shadow:0 24px 80px rgba(0,0,0,.22);}
.nx-mobile-course-toggle{border-radius:1rem;padding:.9rem 1rem;font-weight:800;box-shadow:0 12px 30px rgba(15,23,42,.12);}
@media (max-width:991.98px){
  .nx-course-grid{display:block!important;}
  .nx-course-main{width:100%!important;}
  .course-player-hero{display:block;}
  .course-progress-box{margin-top:1rem;}
}

/* v0.15C Real Progress + Continue Learning */
.nx-progress-course-card{border:1px solid rgba(15,23,42,.08);border-radius:28px;box-shadow:0 18px 50px rgba(15,23,42,.06);overflow:hidden;}
.nx-progress-course-card .display-6{letter-spacing:-.04em;}
.nx-progress-accordion .accordion-item{border-color:#edf2f7;}
.nx-progress-accordion .accordion-button{font-weight:800;background:#fff;}
.nx-progress-accordion .accordion-button:not(.collapsed){background:linear-gradient(135deg,#fff8df,#ffffff);color:#061424;box-shadow:none;}
.nx-progress-accordion .list-group-item{border-color:#edf2f7;padding:.85rem 0;}
.nx-progress-accordion .list-group-item:hover{background:#fff9e8;}


/* v0.15D Lesson Completion UX Premium */
.nx-lesson-status-box{min-width:150px}
.nx-completion-panel{
  border:1px solid rgba(17,24,39,.08);
  background:linear-gradient(135deg,#fffdf7,#f8fafc);
  border-radius:20px;
  padding:1rem;
  box-shadow:0 10px 24px rgba(15,23,42,.045);
}
.nx-completion-panel .btn{border-radius:14px;font-weight:800}
.nx-smart-lesson-link.active .nx-lesson-check.done{background:#fff;color:#198754}
.nx-lesson-check.done{background:#198754;color:#fff;border-color:#198754}
.nx-course-v15 .lesson-stage{border-radius:24px;border:1px solid rgba(17,24,39,.08);box-shadow:0 16px 38px rgba(15,23,42,.06)}
.nx-course-v15 .video-card{border:1px solid rgba(17,24,39,.08);border-radius:20px;padding:1rem;background:#fff;box-shadow:0 10px 24px rgba(15,23,42,.045)}
@media(max-width:575.98px){
  .nx-completion-panel .d-flex{align-items:stretch!important}
  .nx-completion-panel form,.nx-completion-panel .btn{width:100%}
  .nx-lesson-status-box{text-align:left!important;min-width:0;width:100%}
}

/* v0.15E - Lesson Notes & Study Workspace */
.nx-study-notes {
  border-radius: 22px;
  box-shadow: inset 0 0 0 1px rgba(15,23,42,.06);
}
.nx-note-textarea {
  border-radius: 16px;
  min-height: 150px;
  resize: vertical;
  background: #fff;
}
.nx-note-textarea:focus {
  border-color: rgba(17,24,39,.35);
  box-shadow: 0 0 0 .25rem rgba(17,24,39,.08);
}
.nx-note-card {
  border: 1px solid rgba(15,23,42,.08);
  border-radius: 22px;
  box-shadow: 0 16px 40px rgba(15,23,42,.06);
}
.nx-note-preview {
  background: linear-gradient(180deg,#fff,#f8fafc);
  border: 1px solid rgba(15,23,42,.08);
  border-radius: 16px;
  padding: 14px 16px;
  color: #334155;
  max-height: 220px;
  overflow: auto;
  white-space: normal;
}
.nx-notes-page .premium-kicker,
.nx-study-notes .premium-kicker {
  letter-spacing: .08em;
}

/* v0.15F Study Favorites */
.nx-bookmark-card{border-radius:22px;border:1px solid rgba(17,24,39,.08);box-shadow:0 12px 32px rgba(15,23,42,.06);transition:.18s ease}
.nx-bookmark-card:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(15,23,42,.10)}
.nx-study-notes{border-radius:22px!important;border:1px solid rgba(17,24,39,.08)!important;background:linear-gradient(135deg,#fff,#faf7ee)!important}
.nx-note-textarea{border-radius:16px;resize:vertical}
.nx-lesson-status-box form .btn{border-radius:999px;font-weight:800}

/* v0.15G — Activity + clearer favorites language */
.nx-activity-card{border-radius:22px;overflow:hidden}
.nx-activity-row{display:flex;gap:14px;align-items:flex-start;padding:16px 18px}
.nx-activity-row:hover{background:#f8fafc}
.nx-activity-icon{width:42px;height:42px;border-radius:14px;background:#fff7e6;border:1px solid rgba(181,132,46,.25);display:flex;align-items:center;justify-content:center;color:#9a6a13;flex:0 0 auto;font-size:1.1rem}
.nx-activity-page .premium-kicker{letter-spacing:.08em;text-transform:uppercase;font-size:.75rem;color:#8a6b2f;font-weight:700}

/* v0.15H — Student notification bell + smart alerts */
.na-notification-bell{position:relative;border-radius:999px!important}
.na-bell-badge{position:absolute;top:-5px;right:-5px;min-width:19px;height:19px;border-radius:999px;background:#dc2626;color:#fff;font-size:.68rem;font-weight:800;display:flex;align-items:center;justify-content:center;border:2px solid #fff;box-shadow:0 6px 16px rgba(220,38,38,.25)}
.na-notification-menu{width:min(380px,calc(100vw - 24px));border:0;border-radius:22px!important;overflow:hidden;box-shadow:0 24px 70px rgba(15,23,42,.18)!important}
.na-notification-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:linear-gradient(135deg,#0f172a,#26364f);color:#fff}
.na-notification-head a{color:#fcd34d;text-decoration:none;font-size:.82rem;font-weight:800}
.na-notification-item{display:flex;gap:12px;padding:14px 16px;border-color:rgba(15,23,42,.06)!important}
.na-notification-item.is-unread{background:#fff9e8}
.na-notification-icon{width:34px;height:34px;border-radius:12px;background:#fff;border:1px solid rgba(181,132,46,.25);display:flex;align-items:center;justify-content:center;color:#9a6a13;flex:0 0 auto}
.na-notification-copy{display:flex;flex-direction:column;min-width:0}
.na-notification-copy strong{font-size:.9rem;color:#172033;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:270px}
.na-notification-copy small{color:#64748b;font-size:.75rem}
.nx-notifications-page .premium-kicker{letter-spacing:.08em;text-transform:uppercase;font-size:.75rem;color:#8a6b2f;font-weight:800}
.nx-notification-card{border-radius:24px;overflow:hidden}
.nx-notification-line{display:flex;align-items:flex-start;gap:14px;padding:18px}
.nx-notification-line.is-unread{background:linear-gradient(90deg,#fff9e8,#fff)}
.nx-notification-icon-lg{width:46px;height:46px;border-radius:16px;background:#fff7e6;border:1px solid rgba(181,132,46,.25);display:flex;align-items:center;justify-content:center;color:#9a6a13;flex:0 0 auto;font-size:1.15rem}
.nx-notification-stat{border-radius:22px;border:1px solid rgba(15,23,42,.08);box-shadow:0 14px 36px rgba(15,23,42,.06);background:#fff;padding:20px;display:flex;align-items:center;gap:14px}
.nx-notification-stat i{width:44px;height:44px;border-radius:16px;background:#0f172a;color:#f8d772;display:flex;align-items:center;justify-content:center;font-size:1.2rem}
.nx-notification-stat span{display:block;color:#64748b;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.nx-notification-stat strong{display:block;font-size:1.6rem;line-height:1;color:#111827}
@media (max-width:576px){.nx-notification-line{flex-direction:column}.na-notification-copy strong{max-width:220px}}

/* v0.16A — Mobile UX Premium */
:root{
  --na-mobile-safe-bottom: env(safe-area-inset-bottom, 0px);
}
@media (max-width:1199.98px){
  .na-app-shell{display:block;min-height:100vh;}
  .na-main-panel{width:100%;min-width:0;}
  .na-topbar{position:sticky;top:0;z-index:1040;backdrop-filter:blur(18px);background:rgba(255,255,255,.88);border-bottom:1px solid rgba(15,23,42,.06);}
  .na-content{padding-left:1rem!important;padding-right:1rem!important;}
  .na-page-title{font-size:1.12rem;line-height:1.15;max-width:52vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .na-page-kicker{font-size:.62rem;letter-spacing:.08em;}
  .na-user-btn{padding:.55rem .72rem;border-radius:999px;}
  .na-avatar-sm{width:32px;height:32px;}
  .na-mobile-offcanvas{width:min(88vw,360px);background:linear-gradient(180deg,#061424,#0f2543);color:#fff;}
  .na-mobile-offcanvas .na-side-link,.na-mobile-offcanvas .na-nav-group-title{color:rgba(255,255,255,.86);}
  .na-mobile-offcanvas .na-side-link.active{background:rgba(255,255,255,.12);color:#fff;}
}
@media (max-width:767.98px){
  body.na-saas-body{background:#f3f6fb;}
  .na-content{padding-top:1rem!important;padding-bottom:calc(1.25rem + var(--na-mobile-safe-bottom))!important;}
  .na-topbar{padding:.75rem .9rem;gap:.65rem;}
  .na-topbar .na-premium-btn{display:none!important;}
  .na-icon-btn{width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;}
  .na-notification-menu{width:calc(100vw - 18px)!important;max-height:75vh;overflow:auto;}
  .card,.glass-card,.learning-card,.nx-progress-course-card,.nx-bookmark-card,.nx-note-card,.nx-notification-card{border-radius:20px!important;}
  .row.g-4{--bs-gutter-y:1rem;}
  .btn{min-height:42px;display:inline-flex;align-items:center;justify-content:center;gap:.35rem;}
  .btn-sm{min-height:36px;}
  .table-responsive{border-radius:18px;border:1px solid rgba(15,23,42,.06);background:#fff;}
  table.table{font-size:.88rem;}
  .premium-kicker{font-size:.68rem;}
}

/* Mobile course workspace */
@media (max-width:991.98px){
  .student-course-player,.nx-course-workspace{overflow:hidden;}
  .course-player-hero{display:block!important;padding:0!important;margin-bottom:1rem!important;}
  .course-player-hero h1{font-size:1.35rem;letter-spacing:-.03em;}
  .course-progress-box{width:100%;margin-top:1rem;border-radius:20px;background:#fff;padding:1rem;box-shadow:0 16px 38px rgba(15,23,42,.06);}
  .nx-mobile-course-toggle{position:sticky;top:76px;z-index:1030;background:#061424;color:#fff;border:0;box-shadow:0 16px 34px rgba(6,20,36,.18);}
  .nx-course-grid,.nx-smart-course-grid{display:block!important;}
  .nx-course-main,.student-course-main{width:100%!important;min-width:0;}
  .lesson-stage{border-radius:22px!important;overflow:hidden;}
  .lesson-stage>.p-4{padding:1rem!important;}
  .lesson-stage .border-bottom.bg-white .d-flex{gap:1rem!important;}
  .nx-lesson-status-box{width:100%;text-align:left!important;display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;}
  .nx-lesson-status-box form{margin-left:auto!important;}
  .video-card{padding:.85rem!important;border-radius:18px!important;}
  .video-card iframe,.video-card video{border-radius:14px;max-width:100%;}
  .nx-resource-tabs{display:flex;flex-wrap:nowrap;overflow-x:auto;gap:.45rem;padding-bottom:.25rem;scroll-snap-type:x mandatory;}
  .nx-resource-tabs .nav-item{flex:0 0 auto;scroll-snap-align:start;}
  .nx-resource-tabs .nav-link{white-space:nowrap;border-radius:999px;font-weight:800;}
  .nx-resource-card{height:100%;border-radius:18px!important;padding:1rem!important;}
  .nx-study-notes{margin-top:1rem!important;}
  .nx-note-textarea{min-height:130px!important;}
  .nx-completion-panel{position:sticky;bottom:calc(.6rem + var(--na-mobile-safe-bottom));z-index:1020;margin-left:-.25rem;margin-right:-.25rem;border-radius:20px!important;background:rgba(255,255,255,.94)!important;backdrop-filter:blur(18px);box-shadow:0 18px 55px rgba(15,23,42,.22)!important;}
  .nx-completion-panel .d-flex{align-items:stretch!important;}
  .nx-completion-panel form,.nx-completion-panel .btn{width:100%;}
  .lesson-stage>.p-3.bg-light{position:sticky;bottom:0;z-index:1010;background:rgba(248,250,252,.96)!important;backdrop-filter:blur(14px);border-top:1px solid rgba(15,23,42,.08);padding:.75rem!important;}
  .lesson-stage>.p-3.bg-light .btn{flex:1;}
}
@media (max-width:575.98px){
  .course-player-hero h1{font-size:1.22rem;}
  .course-player-hero p{font-size:.9rem;}
  .nx-mobile-course-toggle{top:70px;}
  .lesson-stage h2{font-size:1.15rem;}
  .nx-section-title span{font-size:.86rem;}
  .nx-resource-card{display:flex!important;align-items:flex-start;gap:.85rem;}
  .nx-resource-icon{width:42px;height:42px;min-width:42px;}
  .nx-completion-panel{padding:.85rem!important;}
}

/* Dashboard mobile refinement */
@media (max-width:767.98px){
  .learning-card{padding:1rem!important;}
  .learning-card .btn,.glass-card .btn{width:100%;}
  .na-cloud-widget-compact{padding:1rem!important;border-radius:24px!important;}
  .na-cloud-widget-compact .d-flex.justify-content-between{align-items:flex-start!important;gap:.75rem;}
  .na-cloud-widget-compact .btn{width:auto;min-height:34px;}
  .na-cloud-book-grid{display:grid!important;grid-template-columns:1fr!important;gap:1rem!important;}
  .na-cloud-book-card{display:grid!important;grid-template-columns:92px 1fr;gap:1rem;align-items:start;padding:1rem!important;border-radius:20px!important;}
  .na-cloud-book-cover{width:92px!important;min-width:92px!important;}
  .na-cloud-book-cover img{width:92px!important;height:130px!important;object-fit:cover;border-radius:14px;}
  .na-cloud-book-body h3{font-size:1rem!important;line-height:1.2;}
  .na-cloud-desc{font-size:.86rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
}

/* Payments mobile refinement */
@media (max-width:767.98px){
  .students-payments-page .row.g-3>.col-md-3,
  .students-payments-page .row.g-4>.col-xl-8,
  .students-payments-page .row.g-4>.col-xl-4{width:100%;}
  #totalDetail .d-flex,#paidDetail .d-flex,#balanceDetail .d-flex,#pendingDetail .d-flex{align-items:flex-start;gap:.6rem;}
  #totalDetail .d-flex span,#paidDetail .d-flex span,#balanceDetail .d-flex span,#pendingDetail .d-flex span{min-width:0;}
  .students-payments-page .position-sticky{position:static!important;}
  .students-payments-page .table td,.students-payments-page .table th{white-space:nowrap;}
}

/* Readers: PDF/ePUB/audio mobile */
@media (max-width:767.98px){
  .nx-resource-viewer .container,.nx-resource-viewer .container-fluid{padding-left:.75rem!important;padding-right:.75rem!important;}
  .nx-pdf-wrap,#pdfContainer{min-height:60vh!important;max-height:74vh;overflow:auto!important;padding:.65rem!important;}
  #pdfCanvas{max-width:100%!important;height:auto!important;border-radius:12px!important;box-shadow:0 14px 34px rgba(15,23,42,.14)!important;}
  .na-epub-viewer-card,.nx-epub-viewer{border-radius:18px!important;overflow:hidden!important;}
  .na-epub-viewer iframe,.nx-epub-viewer iframe{height:72vh!important;min-height:520px!important;}
  .nx-office-viewer{--bs-aspect-ratio:130%;}
  audio{width:100%;}
}

/* v0.16B Premium Student Profile */
.na-profile-hero{position:relative;overflow:hidden;border:0;border-radius:28px;background:linear-gradient(135deg,#0f172a 0%,#1e3a8a 55%,#c8a24a 140%);color:#fff;box-shadow:0 24px 70px rgba(15,23,42,.18)}
.na-profile-hero:before{content:"";position:absolute;inset:-80px -120px auto auto;width:340px;height:340px;border-radius:999px;background:rgba(255,255,255,.12);filter:blur(2px)}
.na-profile-hero .card-body{position:relative;z-index:1;padding:28px}
.na-profile-avatar-xl{width:112px;height:112px;border-radius:30px;object-fit:cover;border:4px solid rgba(255,255,255,.45);box-shadow:0 18px 45px rgba(0,0,0,.25);background:#fff;color:#0f172a;display:flex;align-items:center;justify-content:center;font-size:42px;font-weight:900;letter-spacing:-1px}
.na-profile-stat{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:14px 16px;backdrop-filter:blur(8px)}
.na-profile-stat strong{display:block;font-size:1.35rem;line-height:1;color:#fff}.na-profile-stat span{font-size:.78rem;color:rgba(255,255,255,.78);font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.na-profile-card{border:1px solid rgba(15,23,42,.08);border-radius:24px;box-shadow:0 14px 40px rgba(15,23,42,.07);background:#fff}
.na-profile-card .card-body{padding:24px}.na-profile-section-title{font-weight:900;letter-spacing:-.02em;margin-bottom:4px}.na-profile-muted{color:#64748b}.na-profile-pill{display:inline-flex;align-items:center;gap:.4rem;border-radius:999px;background:#f8fafc;border:1px solid #e2e8f0;padding:.45rem .75rem;font-weight:800;font-size:.82rem;color:#334155}.na-profile-activity{display:flex;gap:12px;align-items:flex-start;padding:13px 0;border-bottom:1px solid #eef2f7}.na-profile-activity:last-child{border-bottom:0}.na-profile-activity .ico{width:34px;height:34px;border-radius:12px;background:#eff6ff;color:#1d4ed8;display:flex;align-items:center;justify-content:center;flex:0 0 34px}.na-avatar-upload{border:1px dashed #cbd5e1;border-radius:18px;padding:14px;background:#f8fafc}
@media(max-width:767px){.na-profile-hero .card-body{padding:22px}.na-profile-avatar-xl{width:88px;height:88px;border-radius:24px;font-size:32px}.na-profile-stat{padding:12px}.na-profile-stat strong{font-size:1.1rem}.na-profile-card .card-body{padding:18px}}


/* v0.16C - Perfil/avatar premium */
.na-avatar-img{object-fit:cover;display:inline-block;padding:0;background:#fff;border:2px solid rgba(215,180,106,.45)}
.na-avatar.na-avatar-img{width:38px;height:38px;border-radius:999px}
.na-avatar-sm.na-avatar-img{width:30px;height:30px;border-radius:999px}
.na-user-btn .na-avatar-img{flex:0 0 auto}
.na-mini-profile .na-avatar-img{box-shadow:0 10px 22px rgba(0,0,0,.18)}

/* Perfil: imagen tipo documento/pasaporte, evitando que fotos grandes deformen el layout */
.na-profile-avatar-xl{width:96px!important;height:120px!important;max-width:96px!important;max-height:120px!important;border-radius:18px!important;object-fit:cover!important;object-position:center!important;flex:0 0 96px!important}
.na-profile-stat{display:flex!important;align-items:baseline!important;gap:.45rem!important;flex-wrap:wrap!important}
.na-profile-stat strong{display:inline-block!important;margin-right:.15rem!important}
.na-profile-stat .na-profile-stat-label,.na-profile-stat span{display:inline-block!important;line-height:1.15!important}
@media(max-width:767px){.na-profile-avatar-xl{width:82px!important;height:104px!important;max-width:82px!important;max-height:104px!important;flex-basis:82px!important}.na-profile-stat{gap:.35rem!important}}

/* v0.17E.14 CSS restore / cache-bust safety */
html,body{min-height:100%;}
.na-gateway-body,.na-compact-login-body{min-height:100vh;}
.na-gateway-wrap,.na-compact-login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px;}
.na-gateway-card,.na-compact-login-card{max-width:520px;width:100%;}
.na-saas-body a{text-decoration-thickness:1px;}
.na-public-body .na-gateway-card,.na-public-body .na-compact-login-card{margin:auto;}

/* v0.21 Dashboard Intelligence / Premium Command Center */
.na-command-hero{position:relative;overflow:hidden;border-radius:32px;background:radial-gradient(circle at 12% 15%,rgba(255,255,255,.18),transparent 28%),linear-gradient(135deg,#061424 0%,#0f2f60 58%,#d2aa55 145%);color:#fff;padding:30px;box-shadow:0 28px 80px rgba(6,20,36,.22)}
.na-command-hero:after{content:"";position:absolute;inset:auto -120px -160px auto;width:360px;height:360px;border-radius:999px;background:rgba(210,170,85,.22);filter:blur(2px)}
.na-command-hero>*{position:relative;z-index:1}.na-hero-progress-card{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.12);border-radius:24px;padding:20px;backdrop-filter:blur(14px);box-shadow:0 18px 48px rgba(0,0,0,.16)}
.na-smart-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.na-smart-metric{position:relative;display:block;padding:18px 18px;border-radius:24px;background:#fff;border:1px solid rgba(15,23,42,.07);box-shadow:0 16px 42px rgba(15,23,42,.07);text-decoration:none;color:#0f172a;overflow:hidden}.na-smart-metric:after{content:"";position:absolute;right:-30px;top:-30px;width:90px;height:90px;border-radius:999px;background:linear-gradient(135deg,rgba(210,170,85,.2),rgba(15,47,96,.08))}.na-smart-metric span{display:block;font-size:.76rem;text-transform:uppercase;letter-spacing:.07em;color:#64748b;font-weight:900}.na-smart-metric strong{display:block;font-size:1.7rem;line-height:1.1;margin-top:8px;letter-spacing:-.04em}.na-smart-metric em{display:inline-block;margin-top:10px;font-style:normal;font-size:.82rem;font-weight:800;color:#0f2f60}.na-section-head{display:flex;justify-content:space-between;align-items:end;gap:1rem}.na-continue-card{display:grid;grid-template-columns:118px 1fr;gap:18px;padding:18px;border-radius:26px;background:#fff;border:1px solid rgba(15,23,42,.08);box-shadow:0 18px 48px rgba(15,23,42,.07);transition:transform .18s ease, box-shadow .18s ease}.na-continue-card:hover{transform:translateY(-2px);box-shadow:0 24px 60px rgba(15,23,42,.1)}.na-course-art{width:118px;height:118px;border-radius:22px;background:linear-gradient(135deg,#f8fafc,#e2e8f0);display:flex;align-items:center;justify-content:center;overflow:hidden;font-size:2.2rem}.na-course-art img{width:100%;height:100%;object-fit:cover}.na-continue-body{min-width:0}.na-side-command-card{border-radius:26px;background:#fff;border:1px solid rgba(15,23,42,.08);box-shadow:0 18px 48px rgba(15,23,42,.07);padding:20px}.na-mini-row{display:flex;gap:12px;align-items:flex-start;text-decoration:none;color:#0f172a;padding:12px 0;border-bottom:1px solid #eef2f7}.na-mini-row:last-child{border-bottom:0}.na-mini-icon{width:34px;height:34px;border-radius:12px;background:#fff7ed;color:#b45309;display:flex;align-items:center;justify-content:center;flex:0 0 34px}.na-mini-row strong,.na-activity-line strong{display:block;font-size:.92rem;line-height:1.2}.na-mini-row em,.na-activity-line em{display:block;font-style:normal;color:#64748b;font-size:.78rem;margin-top:2px}.na-activity-line{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px solid #eef2f7}.na-activity-line:last-child{border-bottom:0}.na-activity-line>span{width:10px;height:10px;border-radius:999px;background:#d2aa55;margin-top:5px;box-shadow:0 0 0 5px rgba(210,170,85,.12)}
.na-admin-command-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.na-admin-signal{position:relative;display:block;text-decoration:none;color:#0f172a;background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:24px;padding:18px;box-shadow:0 16px 42px rgba(15,23,42,.07);overflow:hidden}.na-admin-signal:before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:#1e3a8a}.na-admin-signal.na-signal-gold:before{background:#d2aa55}.na-admin-signal.na-signal-warn:before{background:#f59e0b}.na-admin-signal.na-signal-ok:before{background:#16a34a}.na-admin-signal span{display:block;font-size:.76rem;color:#64748b;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.na-admin-signal strong{display:block;font-size:1.5rem;letter-spacing:-.03em;margin-top:8px}.na-admin-signal em{font-style:normal;font-size:.8rem;font-weight:800;color:#1e3a8a}.na-admin-activity-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.na-admin-activity{display:flex;gap:12px;align-items:flex-start;padding:12px;border:1px solid #eef2f7;border-radius:16px;background:#f8fafc}.na-admin-activity>span{width:10px;height:10px;border-radius:999px;background:#1e3a8a;margin-top:5px}.na-admin-activity strong{display:block;font-size:.92rem}.na-admin-activity em{display:block;font-style:normal;color:#64748b;font-size:.78rem}
@media(max-width:991.98px){.na-smart-metrics,.na-admin-command-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.na-admin-activity-list{grid-template-columns:1fr}.na-command-hero{padding:24px}.na-continue-card{grid-template-columns:96px 1fr}.na-course-art{width:96px;height:96px}}
@media(max-width:575.98px){.na-smart-metrics,.na-admin-command-grid{grid-template-columns:1fr}.na-command-hero{border-radius:24px;padding:20px}.na-continue-card{grid-template-columns:1fr}.na-course-art{width:100%;height:150px}.na-section-head{align-items:flex-start;flex-direction:column}.na-smart-metric strong{font-size:1.45rem}}

/* v0.22 Learning Continuity */
.nx-continuity-pill{display:inline-flex;align-items:center;gap:.35rem;border:1px solid rgba(6,20,36,.08);background:linear-gradient(135deg,#fff8e7,#ffffff);border-radius:999px;padding:.32rem .65rem;font-size:.78rem;font-weight:700;color:#5b4214;box-shadow:0 8px 18px rgba(215,180,106,.12)}
.nx-continuity-pill:before{content:'●';font-size:.65rem;color:#16a34a}.nx-course-workspace[data-learning-continuity="1"] .lesson-stage{position:relative}.nx-course-workspace[data-learning-continuity="1"] .lesson-stage:before{content:'';position:absolute;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,#061424,#d7b46a,#061424);opacity:.9}.nx-resource-card[data-track-resource]{position:relative;overflow:hidden}.nx-resource-card[data-track-resource]:after{content:'Tracking';position:absolute;top:10px;right:10px;border-radius:999px;background:rgba(6,20,36,.06);color:#6b7280;font-size:.66rem;font-weight:700;letter-spacing:.02em;padding:.18rem .45rem;text-transform:uppercase}.nx-resource-card[data-track-resource]:hover:after{background:rgba(215,180,106,.18);color:#5b4214}.video-card[data-videoid]{border:1px solid rgba(15,23,42,.08);border-radius:22px;padding:1rem;background:linear-gradient(180deg,#fff,#fbfcff);box-shadow:0 14px 38px rgba(15,23,42,.06)}

/* v0.23 Academic Progress + Learning Analytics */
.nx-progress-hero-card{display:flex;align-items:center;gap:18px;}
.nx-progress-ring,.nx-course-progress-orb{--p:0;width:96px;height:96px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#d7a947 calc(var(--p)*1%), rgba(255,255,255,.16) 0);position:relative;box-shadow:0 18px 42px rgba(0,0,0,.18);flex:0 0 auto;}
.nx-progress-ring::after,.nx-course-progress-orb::after{content:"";position:absolute;inset:10px;border-radius:50%;background:linear-gradient(135deg,#07172d,#132b4c);}
.nx-course-progress-orb{width:82px;height:82px;background:conic-gradient(#d7a947 calc(var(--p)*1%), #eef2f7 0);box-shadow:0 14px 32px rgba(15,23,42,.12);}
.nx-course-progress-orb::after{background:#fff;inset:9px;}
.nx-progress-ring span,.nx-course-progress-orb span{position:relative;z-index:2;font-weight:900;color:#fff;}
.nx-course-progress-orb span{color:#0f172a;font-size:.95rem;}
.nx-progress-course-card{border:1px solid rgba(15,23,42,.08);border-radius:26px;box-shadow:0 18px 50px rgba(15,23,42,.08);overflow:hidden;}
.nx-course-microstats,.nx-admin-learning-grid{display:grid;grid-template-columns:repeat(4,minmax(90px,1fr));gap:10px;min-width:min(100%,520px);}
.nx-course-microstats span,.nx-admin-learning-grid span{border:1px solid rgba(15,23,42,.08);border-radius:18px;background:#f8fafc;padding:12px 14px;display:block;}
.nx-course-microstats strong,.nx-admin-learning-grid strong{display:block;font-size:1.15rem;color:#0f172a;line-height:1;}
.nx-course-microstats em,.nx-admin-learning-grid em{display:block;font-size:.75rem;color:#64748b;font-style:normal;margin-top:6px;letter-spacing:.01em;}
.nx-progress-accordion .accordion-item{border:1px solid rgba(15,23,42,.08);border-radius:18px!important;overflow:hidden;margin-bottom:10px;}
.nx-progress-accordion .accordion-button{font-weight:700;background:#fff;box-shadow:none;}
.nx-progress-accordion .accordion-button:not(.collapsed){background:#fff8e6;color:#111827;}
.nx-module-progress{height:8px;border-radius:99px;background:#eef2f7;}
.nx-lesson-progress-list .list-group-item{border-color:rgba(15,23,42,.06);padding:12px 4px;}
.nx-lesson-check{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;border:1px solid #d6dce6;margin-right:8px;color:#94a3b8;font-weight:800;}
.nx-lesson-check.done{background:#16a34a;color:#fff;border-color:#16a34a;}
.nx-admin-learning-metrics .na-smart-metric{min-height:118px;}
.nx-admin-learning-card{border:1px solid rgba(15,23,42,.08);border-radius:24px;box-shadow:0 16px 44px rgba(15,23,42,.07);}
.nx-admin-progress-pill{border-radius:20px;background:linear-gradient(135deg,#07172d,#17335a);color:#fff;padding:12px 16px;text-align:center;min-width:96px;box-shadow:0 16px 32px rgba(15,23,42,.18);}
.nx-admin-progress-pill strong{display:block;font-size:1.35rem;line-height:1;}
.nx-admin-progress-pill span{font-size:.72rem;opacity:.8;}
@media (max-width: 768px){.nx-progress-hero-card{align-items:flex-start}.nx-course-microstats,.nx-admin-learning-grid{grid-template-columns:repeat(2,minmax(0,1fr));width:100%;}.nx-course-progress-orb{width:70px;height:70px}.nx-progress-ring{width:82px;height:82px}}

/* v0.25 Student Password Recovery */
.nx-auth-link{font-size:.86rem;font-weight:800;color:#d2aa55;text-decoration:none;white-space:nowrap}.nx-auth-link:hover{color:#f0c96b;text-decoration:underline}.nx-auth-card{position:relative;overflow:hidden}.nx-auth-success{border:1px solid rgba(22,163,74,.18);background:linear-gradient(135deg,rgba(22,163,74,.12),rgba(255,255,255,.88));border-radius:22px;padding:18px;display:grid;gap:6px;color:#0f172a}.nx-auth-success i{font-size:2rem;color:#16a34a}.nx-auth-success strong{font-size:1.05rem}.nx-auth-success span{color:#64748b;font-size:.92rem}.nx-auth-account{display:flex;align-items:center;gap:10px;border:1px solid rgba(15,23,42,.08);border-radius:16px;background:#f8fafc;padding:12px 14px;color:#334155;font-weight:800}.nx-auth-account i{color:#d2aa55}.nx-password-hint{display:flex;gap:8px;align-items:flex-start;border:1px solid rgba(210,170,85,.22);background:rgba(210,170,85,.08);border-radius:16px;padding:11px 13px;color:#5b4214;font-size:.86rem;font-weight:700}.nx-password-hint i{margin-top:1px}@media(max-width:420px){.nx-auth-link{font-size:.78rem}.na-premium-form .d-flex.justify-content-between{align-items:flex-start!important;flex-direction:column}}