:root{
  --navy:#0b3655;
  --navy-2:#0d5278;
  --ink:#142331;
  --muted:#708293;
  --line:#e3e9ee;
  --bg:#f4f7fa;
  --panel:#fff;
  --red:#d84b4b;
  --yellow:#d9a41a;
  --green:#28a46f;
  --shadow:0 18px 60px rgba(13,54,83,.10);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}
body{min-height:100vh}
button,input{font:inherit}
button{cursor:pointer}
.student-boot{min-height:100vh;display:grid;place-items:center;align-content:center;gap:14px;color:var(--muted)}
.student-boot img{width:76px;height:76px;border-radius:20px;object-fit:cover;box-shadow:var(--shadow)}
.student-login{
  min-height:100vh;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(390px,.9fr);
  background:#eef4f8;
}
.student-login-hero{
  position:relative;
  overflow:hidden;
  padding:48px;
  color:#fff;
  background:
    linear-gradient(90deg,rgba(5,33,54,.92),rgba(6,45,72,.66)),
    url('./vision-login-hero.jpg') center/cover no-repeat;
}
.student-login-hero:after{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(255,255,255,.12);right:-210px;bottom:-240px;
}
.student-brand{display:flex;align-items:center;gap:14px;position:relative;z-index:2}
.student-brand img{width:62px;height:62px;border-radius:15px;object-fit:cover;background:#fff}
.student-brand strong{display:block;font-family:Georgia,"Times New Roman",serif;font-size:22px;letter-spacing:.16em}
.student-brand span{display:block;font-size:9px;letter-spacing:.24em;color:#c8dce9;margin-top:3px}
.student-hero-copy{position:absolute;left:48px;right:48px;bottom:58px;z-index:2;max-width:650px}
.student-hero-copy small{font-weight:850;letter-spacing:.2em;color:#9fd4f3}
.student-hero-copy h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(42px,5vw,68px);line-height:1;margin:14px 0 18px;font-weight:500;letter-spacing:-.04em}
.student-hero-copy h1 em{font-style:normal;color:#a9dbf7}
.student-hero-copy p{max-width:560px;line-height:1.7;color:#d3e4ee;font-size:15px}
.student-login-panel{display:grid;place-items:center;padding:30px;background:linear-gradient(145deg,#f8fbfe,#edf4fa)}
.student-login-card{width:min(470px,100%);background:rgba(255,255,255,.94);border:1px solid #dde7ef;border-radius:27px;padding:32px;box-shadow:var(--shadow)}
.student-login-card .mini-brand{display:flex;align-items:center;gap:12px;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:25px}
.student-login-card .mini-brand img{width:56px;height:56px;border-radius:14px;object-fit:cover}
.student-login-card .mini-brand strong{display:block;color:var(--navy);font-size:17px}
.student-login-card .mini-brand span{display:block;color:var(--muted);font-size:10px;margin-top:2px}
.student-login-card h2{font-family:Georgia,"Times New Roman",serif;font-size:31px;margin:0 0 6px;color:#0c314e}
.student-login-card>p{margin:0 0 23px;color:var(--muted);font-size:12px;line-height:1.55}
.login-form{display:grid;gap:14px}
.field{display:grid;gap:6px}
.field label{font-size:11px;font-weight:800;color:#36566d}
.input-shell{position:relative;display:flex;align-items:center}
.input-shell input{width:100%;height:50px;border:1px solid #cfdae3;border-radius:12px;background:#f9fbfd;padding:0 14px;outline:none;color:#193449}
.input-shell input:focus{border-color:#6ba4c8;box-shadow:0 0 0 4px rgba(70,143,190,.10);background:#fff}
.pin-input{letter-spacing:.24em;font-weight:800;font-size:18px}
.login-button{height:52px;border:0;border-radius:12px;background:linear-gradient(110deg,#073c61,#0a608e);color:#fff;font-weight:800;display:flex;justify-content:space-between;align-items:center;padding:0 17px;margin-top:3px;box-shadow:0 12px 24px rgba(8,73,112,.18)}
.login-button:disabled{opacity:.65;cursor:wait}
.login-note{margin-top:16px;padding:11px 12px;border-radius:11px;background:#f2f7fa;border:1px solid #e1eaf0;color:#6a8191;font-size:10px;line-height:1.5}
.login-error{margin-bottom:14px;padding:10px 12px;border:1px solid #efcaca;background:#fff3f3;color:#a43c3c;border-radius:11px;font-size:11px}
.portal{min-height:100vh}
.portal-header{background:linear-gradient(135deg,#082f4d,#0d5278);color:#fff;padding:18px 24px;box-shadow:0 10px 32px rgba(10,55,83,.14)}
.portal-header-inner{max-width:1380px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:18px}
.portal-brand{display:flex;align-items:center;gap:11px}
.portal-brand img{width:46px;height:46px;border-radius:12px;object-fit:cover;background:#fff}
.portal-brand strong{display:block;font-size:14px}
.portal-brand span{display:block;font-size:9px;color:#afd0e2;margin-top:2px;letter-spacing:.06em}
.signout{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;border-radius:10px;padding:9px 11px;font-size:11px;font-weight:750}
.portal-main{max-width:1380px;margin:0 auto;padding:24px}
.student-welcome{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:17px}
.student-welcome small{display:block;color:#6f8494;font-size:9px;letter-spacing:.12em;font-weight:850;text-transform:uppercase;margin-bottom:6px}
.student-welcome h1{margin:0;font-family:Georgia,"Times New Roman",serif;font-size:31px;color:#0c3452;letter-spacing:-.03em}
.student-welcome p{margin:5px 0 0;color:var(--muted);font-size:11px}
.group-badge{padding:8px 11px;border-radius:999px;background:#eaf3f8;border:1px solid #d8e6ee;color:#315e78;font-size:10px;font-weight:800}
.summary-grid{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:12px;margin-bottom:14px}
.summary-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 4px 18px rgba(18,45,70,.04)}
.summary-card span{display:block;font-size:9px;text-transform:uppercase;letter-spacing:.07em;color:#7a8c9a;font-weight:850}
.summary-card strong{display:block;font-size:25px;margin-top:7px;letter-spacing:-.04em}
.latest-card{display:flex;align-items:center;justify-content:space-between;gap:15px;background:linear-gradient(135deg,#0b3655,#0e608b);color:#fff}
.latest-card span{color:#b7d7e8}
.latest-card strong{font-size:38px;margin-top:4px}
.latest-card small{display:block;color:#c9dde7;font-size:10px;margin-top:5px}
.latest-score-bubble{width:74px;height:74px;border-radius:50%;display:grid;place-items:center;border:6px solid rgba(255,255,255,.28);font-weight:900;font-size:18px;background:rgba(255,255,255,.08)}
.chart-panel{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 6px 24px rgba(14,50,76,.05);overflow:hidden;margin-bottom:14px}
.chart-head{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:15px}
.chart-head h2{margin:0;font-size:18px;color:#173b56}
.chart-head p{margin:4px 0 0;font-size:10px;color:var(--muted)}
.legend{display:flex;gap:8px;flex-wrap:wrap}
.legend span{display:flex;align-items:center;gap:5px;font-size:9px;color:#687d8d}
.legend i{width:8px;height:8px;border-radius:50%;display:block}
.legend .red{background:var(--red)}.legend .yellow{background:var(--yellow)}.legend .green{background:var(--green)}
.chart-wrap{padding:22px 20px 18px;overflow-x:auto}
.progress-chart{height:390px;min-width:660px;position:relative;padding:20px 12px 42px 48px;border-left:1px solid #dce5eb;border-bottom:1px solid #dce5eb;background:
  linear-gradient(to bottom,transparent 24.7%,#edf1f4 25%,transparent 25.3%,transparent 49.7%,#edf1f4 50%,transparent 50.3%,transparent 74.7%,#edf1f4 75%,transparent 75.3%)}
.y-label{position:absolute;left:4px;font-size:9px;color:#8a9aa7;transform:translateY(50%)}
.y100{top:2px}.y75{top:25%}.y50{top:50%}.y25{top:75%}.y0{bottom:35px}
.bar-track{height:100%;display:flex;align-items:flex-end;gap:18px;padding:0 8px}
.result-bar-wrap{height:100%;min-width:72px;flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;position:relative}
.result-bar{width:min(52px,72%);border-radius:9px 9px 3px 3px;min-height:3px;position:relative;box-shadow:0 7px 16px rgba(28,67,92,.12);transition:transform .16s ease}
.result-bar:hover{transform:translateY(-4px)}
.result-bar.red{background:linear-gradient(180deg,#e46868,#ca4141)}
.result-bar.yellow{background:linear-gradient(180deg,#e7bd45,#cf9912)}
.result-bar.green{background:linear-gradient(180deg,#45b982,#239a67)}
.bar-value{position:absolute;top:-23px;left:50%;transform:translateX(-50%);font-size:10px;font-weight:900;color:#345469;white-space:nowrap}
.bar-label{position:absolute;bottom:-34px;text-align:center;width:86px;color:#6f8190;font-size:8px;line-height:1.25}
.result-list{display:grid;gap:8px}
.result-row{display:grid;grid-template-columns:minmax(0,1.4fr) .7fr .6fr .6fr;gap:10px;align-items:center;padding:12px 14px;border:1px solid #e6ebef;border-radius:12px;background:#fff}
.result-row strong{font-size:11px}.result-row span,.result-row small{font-size:9px;color:var(--muted)}
.result-score{font-weight:850;color:#294e68!important}.result-percent{font-weight:900!important;font-size:12px!important}
.result-percent.red{color:var(--red)!important}.result-percent.yellow{color:#aa7900!important}.result-percent.green{color:var(--green)!important}
.lower-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.info-panel{background:#fff;border:1px solid var(--line);border-radius:17px;padding:17px;box-shadow:0 4px 18px rgba(18,45,70,.04)}
.info-panel h3{margin:0 0 12px;font-size:14px;color:#294b63}
.detail-row{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px solid #edf1f4;font-size:10px}
.detail-row:last-child{border-bottom:0}
.detail-row span{color:var(--muted)}.detail-row strong{text-align:right;color:#36556c}
.empty-progress{height:300px;display:grid;place-items:center;text-align:center;color:#7b8e9d;padding:30px}
.empty-progress strong{display:block;color:#36566d;font-size:16px;margin-bottom:5px}
.empty-progress p{margin:0;max-width:390px;font-size:11px;line-height:1.6}
.teacher-note{padding:13px 14px;border-radius:12px;background:#f3f8fb;border:1px solid #e1eaf0;color:#536f82;font-size:10px;line-height:1.6}
.student-toast{position:fixed;right:18px;bottom:18px;background:#0c3b5b;color:#fff;padding:11px 14px;border-radius:10px;box-shadow:var(--shadow);opacity:0;transform:translateY(8px);transition:.2s;pointer-events:none;font-size:11px}
.student-toast.show{opacity:1;transform:translateY(0)}
@media(max-width:950px){
  .student-login{display:block}.student-login-hero{display:none}.student-login-panel{min-height:100vh}
  .summary-grid{grid-template-columns:1fr 1fr}.latest-card{grid-column:span 2}
}
@media(max-width:650px){
  .portal-header{padding:14px}.portal-main{padding:16px 12px}
  .student-welcome{align-items:flex-start;flex-direction:column}.student-welcome h1{font-size:26px}
  .summary-grid{grid-template-columns:1fr 1fr}.summary-card{padding:13px}.summary-card strong{font-size:20px}
  .latest-card{grid-column:span 2}.latest-card strong{font-size:31px}
  .chart-head{align-items:flex-start;flex-direction:column}
  .lower-grid{grid-template-columns:1fr}
  .result-row{grid-template-columns:1fr .7fr .6fr}.result-row .result-date{display:none}
}
@media(max-width:430px){
  .student-login-panel{padding:14px}.student-login-card{padding:24px 20px;border-radius:22px}
  .summary-grid{grid-template-columns:1fr}.latest-card{grid-column:auto}
}

/* Parent sibling picker */
.student-picker-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:14px;
  margin-top:18px;
}
.student-picker-card{
  width:100%;
  border:1px solid var(--line);
  background:#fff;
  border-radius:17px;
  padding:16px;
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:13px;
  text-align:left;
  box-shadow:0 5px 20px rgba(18,45,70,.05);
  transition:.18s ease;
}
.student-picker-card:hover{
  transform:translateY(-2px);
  border-color:#c9d9e4;
  box-shadow:0 12px 28px rgba(18,45,70,.09);
}
.picker-avatar{
  width:46px;
  height:46px;
  border-radius:14px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,#e9f4fa,#dcecf6);
  color:#0d5278;
  font-weight:900;
  font-size:13px;
}
.student-picker-card strong{
  display:block;
  color:#173b56;
  font-size:12px;
}
.student-picker-card span{
  display:block;
  color:#5f7688;
  font-size:10px;
  margin-top:3px;
}
.student-picker-card small{
  display:block;
  color:#8a9aa7;
  font-size:9px;
  margin-top:2px;
}
.student-picker-card b{
  color:#0d5278;
  font-size:10px;
  white-space:nowrap;
}


/* Student dashboard layout refinements */
.bar-track{
  justify-content:flex-start;
  gap:20px;
  padding:0 8px;
}
.result-bar-wrap{
  flex:0 0 78px;
  min-width:78px;
}
.progress-chart{
  min-width:660px;
}
.bar-track{
  width:max-content;
  min-width:100%;
}
.results-panel{
  margin-bottom:14px;
  overflow:hidden;
}
.results-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px;
  margin-bottom:12px;
}
.results-head h3{margin:0}
.results-head p{
  margin:4px 0 0;
  color:var(--muted);
  font-size:10px;
}
.results-head>span{
  flex:0 0 auto;
  padding:6px 9px;
  border-radius:999px;
  background:#eef5f9;
  color:#456a81;
  font-size:9px;
  font-weight:800;
}
.result-strip{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding:2px 2px 8px;
  scroll-snap-type:x proximity;
}
.result-strip::-webkit-scrollbar{height:7px}
.result-strip::-webkit-scrollbar-thumb{background:#d5e0e8;border-radius:999px}
.result-card{
  flex:0 0 220px;
  scroll-snap-align:start;
  border:1px solid #e3e9ee;
  border-radius:14px;
  padding:13px;
  background:linear-gradient(180deg,#fff,#fbfdff);
  box-shadow:0 4px 14px rgba(18,45,70,.035);
}
.result-card-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  margin-bottom:10px;
}
.result-card-top small{color:#8a9aa7;font-size:8px}
.result-dot{
  width:8px;height:8px;border-radius:50%;display:block;
}
.result-dot.red{background:var(--red)}
.result-dot.yellow{background:var(--yellow)}
.result-dot.green{background:var(--green)}
.result-card>strong{
  display:block;
  font-size:11px;
  color:#1e435d;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.result-type{
  display:block;
  color:#8797a4;
  font-size:8px;
  margin-top:3px;
}
.result-card-score{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px;
  margin-top:16px;
}
.result-card-score b{font-size:11px;color:#294e68}
.result-card-score em{
  font-style:normal;
  font-size:16px;
  font-weight:900;
}
.result-card-score em.red{color:var(--red)}
.result-card-score em.yellow{color:#aa7900}
.result-card-score em.green{color:var(--green)}
.learning-panel{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(300px,.9fr);
  gap:22px;
  margin-bottom:14px;
}
.feedback-block h3{margin:0 0 12px}
@media(max-width:760px){
  .learning-panel{grid-template-columns:1fr}
  .result-card{flex-basis:190px}
}