:root{--reho:#173f70;--accent:#19a78e}body{background:#f5f7fb;color:#172033}.bg-primary,.btn-primary{background-color:var(--reho)!important;border-color:var(--reho)!important}.card{border:0;box-shadow:0 .15rem .7rem rgba(21,40,70,.08)}.subject-card{transition:transform .15s,box-shadow .15s}.subject-card:hover{transform:translateY(-3px);box-shadow:0 .5rem 1.2rem rgba(21,40,70,.14)}.subject-icon{font-size:2.5rem;color:var(--accent);margin-bottom:.8rem}.progress{height:1.1rem}.progress-bar{background-color:var(--accent)}.stat{background:#fff;border-radius:.6rem;padding:1.25rem;text-align:center;font-size:2rem;font-weight:700;box-shadow:0 .15rem .7rem rgba(21,40,70,.08)}.stat small{display:block;font-size:.8rem;font-weight:400;color:#6c757d}.ratio iframe{border:0}

/* Explicit high-contrast buttons; these remain readable even if CDN styles fail. */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;border:1px solid transparent;font-weight:700;text-decoration:none;cursor:pointer;transition:background-color .15s,border-color .15s,color .15s,transform .15s,box-shadow .15s}
.btn-primary{color:#fff!important;background:#173f70!important;border-color:#173f70!important}.btn-primary:hover,.btn-primary:focus-visible,.btn-primary:active{color:#fff!important;background:#0d2f56!important;border-color:#0d2f56!important;box-shadow:0 0 0 .22rem rgba(23,63,112,.22)}
.btn-success{color:#fff!important;background:#087866!important;border-color:#087866!important}.btn-success:hover,.btn-success:focus-visible,.btn-success:active{color:#fff!important;background:#056151!important;border-color:#056151!important;box-shadow:0 0 0 .22rem rgba(8,120,102,.2)}
.btn-light{color:#173f70!important;background:#fff!important;border-color:#d4dee8!important}.btn-light:hover,.btn-light:focus-visible,.btn-light:active{color:#0d294b!important;background:#eaf1f7!important;border-color:#aebfce!important}
.btn-outline-primary{color:#173f70!important;background:#fff!important;border-color:#173f70!important}.btn-outline-primary:hover,.btn-outline-primary:focus-visible,.btn-outline-primary:active{color:#fff!important;background:#173f70!important;border-color:#173f70!important}
.btn-outline-success{color:#087866!important;background:#fff!important;border-color:#087866!important}.btn-outline-success:hover,.btn-outline-success:focus-visible,.btn-outline-success:active{color:#fff!important;background:#087866!important;border-color:#087866!important}
.btn-outline-light{color:#fff!important;background:transparent!important;border-color:rgba(255,255,255,.8)!important}.btn-outline-light:hover,.btn-outline-light:focus-visible,.btn-outline-light:active{color:#173f70!important;background:#fff!important;border-color:#fff!important}
.btn:disabled,.btn.disabled{color:#667085!important;background:#e4e8ed!important;border-color:#d5dbe2!important;box-shadow:none!important;cursor:not-allowed;opacity:1}

.login-shell{max-width:1080px;margin:2.5rem auto;border-radius:1.25rem;overflow:hidden;background:#fff;box-shadow:0 1.25rem 3.5rem rgba(18,40,70,.14)}
.login-welcome{position:relative;padding:2.75rem 3.25rem 3.25rem;color:#fff;background:linear-gradient(145deg,#102f56 0%,#173f70 70%,#185e78 100%);overflow:hidden}
.login-welcome:after{content:"";position:absolute;width:19rem;height:19rem;border:1px solid rgba(255,255,255,.1);border-radius:50%;right:-8rem;bottom:-10rem;box-shadow:0 0 0 3rem rgba(255,255,255,.025),0 0 0 6rem rgba(255,255,255,.02)}
.login-logo{display:block;width:19rem;max-width:78%;height:8rem;object-fit:cover;object-position:center;margin:-2.1rem 0 .25rem;filter:invert(1);mix-blend-mode:screen}
.login-eyebrow{display:inline-block;color:#8ee4d4;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.75rem}
.login-welcome h1{max-width:32rem;font-size:clamp(2rem,4vw,3rem);line-height:1.08;font-weight:750;letter-spacing:-.035em;margin-bottom:1rem}
.login-intro{max-width:35rem;color:rgba(255,255,255,.8);font-size:1.05rem;line-height:1.7;margin-bottom:2rem}
.login-benefits{display:grid;gap:1rem;position:relative;z-index:1}.login-benefit{display:flex;align-items:flex-start;gap:.85rem}.login-benefit>span{display:grid;place-items:center;flex:0 0 2rem;height:2rem;border-radius:.55rem;background:rgba(25,167,142,.2);color:#9aeadc;font-weight:700}.login-benefit strong,.login-benefit small{display:block}.login-benefit strong{font-size:.95rem;margin-bottom:.15rem}.login-benefit small{color:rgba(255,255,255,.68);line-height:1.45}
.login-form-panel{display:flex;flex-direction:column;justify-content:center;padding:3.5rem 3rem;background:#fff}.login-form-heading{display:flex;align-items:center;gap:.9rem;margin-bottom:1.75rem}.login-form-heading h2{font-size:1.65rem;font-weight:750;margin:0 0 .2rem}.login-form-heading p{color:#6b7688;margin:0}.login-form-icon{display:grid;place-items:center;width:2.8rem;height:2.8rem;border-radius:.8rem;background:#e8f5f2;color:var(--accent);font-size:1.25rem;font-weight:800}.login-form-panel .form-label{font-size:.88rem;font-weight:650}.login-form-panel .form-control{border-color:#dbe1e9;background:#fbfcfe;font-size:1rem}.login-form-panel .form-control:focus{background:#fff;border-color:var(--accent);box-shadow:0 0 0 .2rem rgba(25,167,142,.14)}.login-help-link{font-size:.85rem;color:var(--reho);text-decoration:none}.login-help-link:hover{text-decoration:underline}.login-support{display:flex;flex-direction:column;gap:.15rem;margin-top:1.75rem;padding-top:1.25rem;border-top:1px solid #e8ecf1;color:#6b7688;font-size:.8rem}.login-support strong{color:#344054}
@media(max-width:991.98px){.login-shell{max-width:680px;margin:1.5rem auto}.login-welcome{padding:2rem 2.25rem 2.5rem}.login-logo{height:7rem}.login-benefits{grid-template-columns:repeat(3,1fr)}.login-benefit{display:block}.login-benefit>span{margin-bottom:.5rem}.login-form-panel{padding:2.5rem 2.25rem}}
@media(max-width:575.98px){main.container{padding-left:1rem;padding-right:1rem}.login-shell{margin:.5rem auto;border-radius:.9rem}.login-welcome{padding:1.5rem}.login-logo{width:15rem;height:6rem;max-width:90%;margin:-1.65rem 0 0}.login-welcome h1{font-size:2rem}.login-intro{font-size:.95rem;margin-bottom:1.5rem}.login-benefits{grid-template-columns:1fr}.login-benefit{display:flex}.login-benefit:nth-child(n+3){display:none}.login-form-panel{padding:2rem 1.5rem}.login-form-heading{margin-bottom:1.25rem}}

/* Standalone sign-in experience */
.login-page{min-height:100vh;background:radial-gradient(circle at 8% 5%,rgba(25,167,142,.14),transparent 24rem),radial-gradient(circle at 94% 88%,rgba(23,63,112,.12),transparent 28rem),#f2f6fa}
.login-page main.container{display:flex;flex-direction:column;justify-content:center;min-height:100vh;max-width:1240px;padding-top:2rem;padding-bottom:1.5rem}
.login-page-brand{display:none}
.login-page .login-shell{width:100%;max-width:1120px;margin:auto;border:1px solid rgba(255,255,255,.7);border-radius:1.6rem;box-shadow:0 2rem 5rem rgba(17,39,68,.16),0 .25rem 1rem rgba(17,39,68,.06)}
.login-page .login-welcome{display:flex;flex-direction:column;justify-content:center;min-height:600px;padding:3.5rem 4rem;background:linear-gradient(150deg,#0d294b 0%,#173f70 60%,#146f78 130%)}
.login-page .login-welcome:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom right,#000,transparent 80%)}
.login-page .login-welcome:after{width:23rem;height:23rem;right:-10rem;bottom:-12rem;border-color:rgba(129,229,210,.13);box-shadow:0 0 0 4rem rgba(129,229,210,.025),0 0 0 8rem rgba(129,229,210,.018)}
.login-page .login-eyebrow{position:relative;z-index:1;display:flex;align-items:center;gap:.55rem;color:#9ae8d9}.login-page .login-eyebrow span{width:1.6rem;height:2px;background:#54d5bd}
.login-page .login-welcome h1{position:relative;z-index:1;font-size:clamp(2.6rem,4.2vw,3.65rem);max-width:37rem;margin-bottom:1.25rem}.login-page .login-welcome h1 em{color:#72dfcb;font-style:normal}
.login-page .login-intro{position:relative;z-index:1;font-size:1.08rem;max-width:38rem}
.login-page .login-benefits{max-width:37rem;gap:1.15rem}.login-page .login-benefit{padding:.7rem .8rem;border:1px solid rgba(255,255,255,.08);border-radius:.8rem;background:rgba(255,255,255,.045);backdrop-filter:blur(4px)}
.login-page .login-benefit>span{margin-top:.05rem;border:1px solid rgba(115,224,204,.2)}
.login-page .login-form-panel{min-height:600px;padding:3.25rem 4rem;background:linear-gradient(180deg,#fff,#fbfcfe)}
.login-form-logo{width:15rem;height:5.2rem;object-fit:cover;object-position:center;margin:-1.25rem auto 1.5rem;display:block}
.login-page .login-form-heading{margin-bottom:2rem}.login-page .login-form-heading h2{font-size:1.85rem;letter-spacing:-.025em}.login-page .login-form-icon{width:3.15rem;height:3.15rem;border-radius:1rem;box-shadow:inset 0 0 0 1px rgba(25,167,142,.12)}
.login-page .login-form-panel .form-label{color:#344054;margin-bottom:.45rem}.login-input-wrap{position:relative}.login-input-wrap>span{position:absolute;z-index:2;left:1rem;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:1.3rem;color:#8190a5;font-size:.78rem;font-weight:700}.login-page .login-input-wrap .form-control{height:3.35rem;padding-left:3rem;border-radius:.75rem}.login-page .login-input-wrap .form-control::placeholder{color:#a2adbc}.login-page .btn-lg{display:flex;align-items:center;justify-content:center;gap:.75rem;min-height:3.35rem;border-radius:.75rem;font-size:1rem;font-weight:700;box-shadow:0 .65rem 1.3rem rgba(23,63,112,.18);transition:transform .15s,box-shadow .15s}.login-page .btn-lg:hover{transform:translateY(-1px);box-shadow:0 .8rem 1.5rem rgba(23,63,112,.24)}
.login-page .login-support{background:#f5f8fb;border:0;border-radius:.75rem;padding:1rem;margin-top:1.75rem}.login-page-footer{text-align:center;color:#778397;font-size:.78rem;margin:1.25rem 0 0}
.login-page-brand img{width:16rem;height:5.25rem;object-fit:cover;object-position:center}
@media(max-width:991.98px){.login-page main.container{padding-top:1rem}.login-page-brand{display:none}.login-page .login-shell{max-width:700px}.login-page .login-welcome{min-height:auto;padding:2.75rem}.login-page .login-welcome h1{font-size:2.6rem}.login-page .login-benefits{grid-template-columns:1fr}.login-page .login-benefit{display:flex}.login-page .login-form-panel{min-height:auto;padding:3rem}.login-form-logo{margin-top:-.75rem}}
@media(max-width:575.98px){.login-page main.container{display:block;min-height:auto;padding:.75rem}.login-page-brand{display:none}.login-page .login-shell{margin:0;border-radius:1.15rem}.login-page .login-shell>.row{display:flex}.login-page .login-shell>.row>.col-lg-5{order:1}.login-page .login-shell>.row>.col-lg-7{order:2}.login-page .login-form-panel{min-height:auto;padding:2rem 1.5rem}.login-form-logo{width:13rem;height:4.5rem;margin:-.75rem auto 1rem}.login-page .login-form-heading{margin-bottom:1.5rem}.login-page .login-form-heading h2{font-size:1.6rem}.login-page .login-form-icon{width:2.75rem;height:2.75rem}.login-page .login-input-wrap .form-control{height:3.15rem}.login-page .login-support{margin-top:1.4rem}.login-page .login-welcome{min-height:auto;padding:1.65rem 1.5rem}.login-page .login-eyebrow{margin-bottom:.55rem}.login-page .login-welcome h1{font-size:1.65rem;line-height:1.15;margin-bottom:.75rem}.login-page .login-welcome h1 br{display:none}.login-page .login-welcome h1 em:before{content:" ";}.login-page .login-intro{font-size:.9rem;line-height:1.55;margin:0}.login-page .login-benefits{display:none}.login-page-footer{margin:.8rem 0 .25rem}}

/* Authenticated application design system */
:root{--ink:#132238;--muted:#718096;--line:#e5eaf1;--surface:#fff;--canvas:#f4f7fb;--navy:#173f70;--navy-dark:#0d294b;--teal:#19a78e;--teal-soft:#e8f7f3;--violet:#7059d6;--orange:#f09a4b}
.app-body{background:var(--canvas);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.app-body:not(.login-page){min-height:100vh;background:radial-gradient(circle at 5% 15%,rgba(25,167,142,.055),transparent 24rem),var(--canvas)}
.app-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);border-bottom:1px solid rgba(218,226,237,.9);backdrop-filter:blur(18px);box-shadow:0 .25rem 1.5rem rgba(16,38,68,.035)}.app-header .navbar{min-height:76px;padding:.55rem 0}.app-brand{display:flex;align-items:center;gap:.55rem;color:var(--ink);text-decoration:none;margin-right:2.75rem}.app-brand img{width:7.4rem;height:2.75rem;object-fit:cover;object-position:center}.app-brand>span{display:flex;flex-direction:column;padding-left:.65rem;border-left:1px solid var(--line);line-height:1.1}.app-brand strong{font-size:.86rem}.app-brand small{font-size:.65rem;color:var(--muted);margin-top:.2rem}.app-nav{gap:.35rem}.app-nav .nav-link{display:flex;align-items:center;gap:.5rem;padding:.65rem .9rem!important;border-radius:.7rem;color:#58677b;font-size:.88rem;font-weight:650;transition:.15s}.app-nav .nav-link>span{font-size:1.05rem;color:#8b98a9}.app-nav .nav-link:hover{color:var(--navy);background:#f1f5f9}.app-nav .nav-link.active{color:var(--navy);background:#eaf1f8}.app-nav .nav-link.active>span{color:var(--teal)}.app-user{display:flex;align-items:center;gap:.65rem}.app-avatar,.mini-avatar{display:grid;place-items:center;border-radius:50%;background:linear-gradient(145deg,var(--teal-soft),#d9f0eb);color:var(--teal);font-weight:800}.app-avatar{width:2.5rem;height:2.5rem}.app-user-copy{display:flex;flex-direction:column;line-height:1.2;min-width:7rem}.app-user-copy strong{font-size:.82rem}.app-user-copy small{font-size:.69rem;color:var(--muted);margin-top:.15rem}.app-logout{display:grid;place-items:center;width:2.25rem;height:2.25rem;border:0;border-radius:.65rem;background:#f2f5f8;color:#6d798a;transition:.15s}.app-logout:hover{background:#feecec;color:#c74b4b}.app-main{padding-top:2.2rem;padding-bottom:4rem;max-width:1200px}.app-alert{border:0;border-radius:.85rem;box-shadow:0 .25rem 1rem rgba(21,40,70,.06)}
.page-kicker,.section-kicker{display:block;color:var(--teal);font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.45rem}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:2rem;margin-bottom:2rem}.page-heading h1,.content-heading h1{font-size:clamp(2rem,4vw,3rem);font-weight:780;letter-spacing:-.04em;margin:0 0 .45rem}.page-heading p,.content-heading p{color:var(--muted);margin:0;font-size:1rem}.heading-decoration{display:grid;place-items:center;width:4rem;height:4rem;border-radius:1.3rem;background:linear-gradient(145deg,var(--teal),#51c8b3);color:#fff;font-size:1.7rem;box-shadow:0 .8rem 1.8rem rgba(25,167,142,.22)}
.page-hero{position:relative;display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:2.25rem 2.5rem;margin-bottom:1.5rem;border-radius:1.3rem;overflow:hidden}.student-hero{color:#fff;background:linear-gradient(125deg,var(--navy-dark),var(--navy) 63%,#176d79)}.student-hero:after{content:"";position:absolute;width:15rem;height:15rem;border:1px solid rgba(255,255,255,.1);border-radius:50%;right:-4rem;top:-8rem;box-shadow:0 0 0 3rem rgba(255,255,255,.025),0 0 0 6rem rgba(255,255,255,.018)}.page-hero>div,.hero-action{position:relative;z-index:1}.page-hero h1{font-size:clamp(1.8rem,4vw,2.7rem);font-weight:760;letter-spacing:-.035em;margin:0 0 .45rem}.page-hero p{color:rgba(255,255,255,.72);margin:0}.hero-action{border:0;border-radius:.8rem;padding:.8rem 1.1rem;color:var(--navy);font-weight:700;white-space:nowrap}.hero-action span{margin-left:.5rem}.dashboard-strip{display:flex;align-items:center;gap:.85rem;padding:1rem 1.2rem;margin-bottom:2.4rem;border:1px solid #f0e2c8;border-radius:1rem;background:linear-gradient(90deg,#fffaf1,#fff);box-shadow:0 .3rem 1rem rgba(83,60,20,.04)}.streak-orb{display:grid;place-items:center;width:2.8rem;height:2.8rem;border-radius:.85rem;background:#fff0d7;font-size:1.3rem}.dashboard-strip>div:nth-child(2){display:flex;flex-direction:column}.dashboard-strip small{color:#9a7440;font-size:.7rem;text-transform:uppercase;letter-spacing:.06em}.dashboard-strip strong{font-size:1.05rem}.strip-message{margin-left:auto;color:#8a744f;font-size:.85rem}.notice-card{display:flex;align-items:flex-start;gap:.8rem;padding:1rem 1.2rem;margin-bottom:1rem;border:1px solid #ccece5;border-radius:.9rem;background:#f2fbf9}.notice-card.warning{border-color:#f2ddba;background:#fff9ef}.notice-icon{display:grid;place-items:center;width:2rem;height:2rem;border-radius:.6rem;background:#dcf5ef;color:var(--teal);font-weight:800}.notice-card strong{font-size:.9rem}.notice-card p{color:#627487;font-size:.82rem;margin:.1rem 0 0}
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