:root{
  /* Paleta oficial DojoPay: terracota, carbón, crema, gris */
  --ink:#1f1f1f;
  --ink-2:#2b2b2b;
  --paper:#f5efe6;
  --paper-2:#ece3d3;
  --line:#e0d5bf;
  --text:#221f1c;
  --muted:#6b6b6b;
  --ember:#e4572e;
  --ember-dark:#b8401f;
  --ember-tint:#fbe4d8;
  --good:#1f7a4d;
  --good-tint:#e5f4ec;
  --warn:#a9760a;
  --warn-tint:#fdf1dc;

  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:64px;

  --font-display:'Fraunces', serif;
  --font-body:'Inter', sans-serif;
  --radius:16px; --radius-sm:10px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font-body);background:var(--paper-2);color:var(--text);
  -webkit-font-smoothing:antialiased;line-height:1.5;
}
h1,h2,h3{font-family:var(--font-display);margin:0;line-height:1.1;letter-spacing:-0.01em;}
p{margin:0;}
a{color:inherit;}
img{max-width:100%;display:block;}
button{font-family:var(--font-body);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;font-size:14.5px;padding:11px 22px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}
.btn-primary{background:var(--ember);color:#fff;box-shadow:0 8px 18px -8px rgba(224,69,31,.6);}
.btn-primary:hover{transform:translateY(-2px);background:var(--ember-dark);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text);}
.btn-ghost:hover{border-color:var(--ember);color:var(--ember-dark);}
.btn-dark{background:var(--ink);color:var(--paper);}
.btn-dark:hover{background:#000;transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:13px;}
.btn-block{width:100%;}

/* ---------- App shell ---------- */
.app{display:flex;min-height:100vh;}
.app-scrim{
  position:fixed;inset:0;background:rgba(0,0,0,.4);opacity:0;pointer-events:none;
  transition:opacity .3s var(--ease);z-index:40;
}
.app-scrim.is-open{opacity:1;pointer-events:auto;}
.app-sidebar{
  width:220px;flex-shrink:0;background:var(--ink);color:var(--paper);
  display:flex;flex-direction:column;padding:var(--sp-3) var(--sp-2);
  position:fixed;top:0;left:0;bottom:0;z-index:50;
}
.app-logo{
  font-family:'Baloo 2',sans-serif;font-weight:800;font-size:18px;
  display:flex;align-items:center;gap:8px;padding:8px 10px 22px;letter-spacing:0;
}
.logo-pay{color:var(--ember);}
.app-nav{display:flex;flex-direction:column;gap:4px;flex:1;}
.app-nav a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;
  color:rgba(250,247,242,.7);text-decoration:none;font-size:14px;font-weight:500;
  transition:background .2s var(--ease), color .2s var(--ease);
}
.app-nav a svg{stroke:currentColor;flex-shrink:0;}
.app-nav a:hover{background:rgba(255,255,255,.06);color:var(--paper);}
.app-nav a.active{background:rgba(224,69,31,.16);color:#fff;}
.app-nav a.active svg{stroke:var(--ember);}
.app-sidebar-foot{border-top:1px solid rgba(255,255,255,.1);padding-top:var(--sp-2);margin-top:var(--sp-2);}
.app-logout{
  display:flex;align-items:center;gap:10px;width:100%;background:none;border:none;
  color:rgba(250,247,242,.6);font-size:13.5px;cursor:pointer;padding:10px 12px;border-radius:10px;
}
.app-logout svg{stroke:currentColor;flex-shrink:0;}
.app-logout:hover{background:rgba(255,255,255,.06);color:var(--paper);}

.app-main{margin-left:220px;flex:1;min-width:0;}
.app-topbar{
  height:64px;display:flex;align-items:center;justify-content:space-between;gap:var(--sp-2);
  padding:0 var(--sp-4);border-bottom:1px solid var(--line);background:#fff;
  position:sticky;top:0;z-index:10;
}
.app-academy-pill{
  font-size:13px;font-weight:600;color:var(--muted);background:var(--paper-2);
  padding:6px 14px;border-radius:999px;
}
.app-user{display:flex;align-items:center;gap:10px;}
.app-avatar{
  width:32px;height:32px;border-radius:50%;background:var(--ember-tint);color:var(--ember-dark);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:600;font-size:13px;flex-shrink:0;
}
.app-content{padding:var(--sp-4);max-width:1080px;}
.app-mobile-toggle{display:none;}

@media (max-width: 860px){
  .app-sidebar{transform:translateX(-100%);transition:transform .3s var(--ease);}
  .app-sidebar.is-open{transform:translateX(0);}
  .app-main{margin-left:0;}
  .app-mobile-toggle{display:inline-flex;}
  .app-content{padding:var(--sp-3);}
}

/* ---------- Page head ---------- */
.page-head{margin-bottom:var(--sp-4);}
.page-head-row{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-3);flex-wrap:wrap;}
.page-head h1{font-size:28px;font-weight:600;}
.page-head p{color:var(--muted);margin-top:4px;font-size:14.5px;}

/* ---------- Stat cards ---------- */
.stat-cards{display:grid;grid-template-columns:repeat(4, 1fr);gap:var(--sp-3);margin-bottom:var(--sp-4);}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--sp-3);}
.stat-card-label{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.03em;}
.stat-card-value{font-family:var(--font-display);font-size:29px;font-weight:600;margin-top:6px;}
.stat-card-value small{font-size:15px;color:var(--muted);font-weight:400;font-family:var(--font-body);}
.stat-card-sub{font-size:12.5px;color:var(--muted);margin-top:4px;}
.stat-card-sub.up{color:var(--good);}
@media (max-width: 760px){.stat-cards{grid-template-columns:repeat(2, 1fr);}}

/* ---------- Panels ---------- */
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--sp-4);margin-bottom:var(--sp-4);}
.panel:last-child{margin-bottom:0;}
.panel-title{font-size:16px;font-weight:600;margin-bottom:var(--sp-3);}

/* ---------- Simple bar chart (no chart library) ---------- */
.bar-chart{display:flex;align-items:flex-end;gap:10px;height:140px;padding-top:22px;}
.bar-chart .bar{
  flex:1;background:linear-gradient(180deg,var(--ember),var(--ember-dark));
  border-radius:6px 6px 2px 2px;position:relative;min-height:4px;
}
.bar-chart .bar span{
  position:absolute;top:-20px;left:0;right:0;text-align:center;font-size:11px;color:var(--muted);
}
.bar-chart-labels{display:flex;gap:10px;margin-top:8px;}
.bar-chart-labels span{flex:1;text-align:center;font-size:11px;color:var(--muted);}

/* ---------- Activity list ---------- */
.activity-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;}
.activity-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line);}
.activity-item:first-child{border-top:none;padding-top:0;}
.activity-icon{
  width:36px;height:36px;border-radius:10px;background:var(--ember-tint);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.activity-icon svg{stroke:var(--ember-dark);}
.activity-text{flex:1;font-size:14px;}
.activity-text b{font-weight:600;}
.activity-time{font-size:12.5px;color:var(--muted);white-space:nowrap;}

/* ---------- Roster table ---------- */
.roster-toolbar{display:flex;gap:var(--sp-2);align-items:center;justify-content:space-between;margin-bottom:var(--sp-3);flex-wrap:wrap;}
.search-input{
  padding:10px 14px;border-radius:var(--radius-sm);border:1px solid var(--line);
  font-family:var(--font-body);font-size:14px;min-width:220px;background:var(--paper);
}
.search-input:focus{outline:none;border-color:var(--ember);box-shadow:0 0 0 3px var(--ember-tint);}
.table-wrap{overflow-x:auto;}
table.roster{width:100%;border-collapse:collapse;font-size:14px;}
table.roster th{
  text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);
  padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap;
}
table.roster td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle;}
table.roster tr:last-child td{border-bottom:none;}
.student-name{display:flex;align-items:center;gap:10px;font-weight:600;white-space:nowrap;}
.student-avatar{
  width:30px;height:30px;border-radius:50%;background:var(--ember-tint);color:var(--ember-dark);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:600;font-size:12px;flex-shrink:0;
}
.badge{display:inline-flex;align-items:center;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;white-space:nowrap;}
.badge.pending{background:var(--good-tint);color:var(--good);}
.badge.overdue{background:var(--ember-tint);color:var(--ember-dark);}
.row-actions button{
  background:none;border:1px solid var(--line);border-radius:8px;padding:6px 10px;
  font-size:12.5px;cursor:pointer;color:var(--text);white-space:nowrap;
}
.row-actions button:hover{border-color:var(--ember);color:var(--ember-dark);}
.roster-empty{padding:var(--sp-4);text-align:center;color:var(--muted);font-size:14px;}

/* ---------- Modal ---------- */
dialog.modal{
  border:none;border-radius:var(--radius);padding:0;width:min(440px, 90vw);
  box-shadow:0 40px 80px -20px rgba(0,0,0,.4);
}
dialog.modal::backdrop{background:rgba(18,16,20,.5);}
.modal-inner{padding:var(--sp-4);}
.modal-inner h3{font-size:20px;font-weight:600;margin-bottom:var(--sp-3);}
.modal-field{margin-bottom:var(--sp-2);}
.modal-field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;}
.modal-field input, .modal-field select{
  width:100%;padding:11px 13px;border-radius:var(--radius-sm);border:1px solid var(--line);
  font-family:var(--font-body);font-size:14px;background:var(--paper);
}
.modal-field input:focus, .modal-field select:focus{
  outline:none;border-color:var(--ember);box-shadow:0 0 0 3px var(--ember-tint);
}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:var(--sp-3);}

/* ---------- Toast ---------- */
.toast{
  position:fixed;bottom:24px;right:24px;background:var(--ink);color:var(--paper);
  padding:14px 20px;border-radius:12px;font-size:14px;
  box-shadow:0 20px 40px -15px rgba(0,0,0,.4);
  opacity:0;transform:translateY(10px);
  transition:opacity .3s var(--ease), transform .3s var(--ease);
  pointer-events:none;z-index:200;max-width:calc(100vw - 48px);
}
.toast.is-visible{opacity:1;transform:translateY(0);}

/* ---------- Login page ---------- */
.login-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--sp-4);
  background:
    radial-gradient(120% 90% at 15% 0%, #3a1a12 0%, transparent 55%),
    radial-gradient(100% 80% at 100% 15%, #26140f 0%, transparent 50%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 60%, #201b1e 100%);
}
.login-card{
  width:100%;max-width:380px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);border-radius:20px;
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  padding:var(--sp-4);color:var(--paper);
  box-shadow:0 30px 60px -20px rgba(0,0,0,.55);
}
.login-logo{display:flex;align-items:center;gap:8px;font-family:'Baloo 2',sans-serif;font-weight:800;font-size:20px;margin-bottom:var(--sp-3);}
.login-card h1{font-size:21px;font-weight:600;margin-bottom:6px;}
.login-card p.sub{color:rgba(250,247,242,.6);font-size:14px;margin-bottom:var(--sp-3);}
.login-field{margin-bottom:var(--sp-2);}
.login-field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:rgba(250,247,242,.85);}
.login-field input{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.05);color:var(--paper);font-family:var(--font-body);font-size:14.5px;
}
.login-field input::placeholder{color:rgba(250,247,242,.35);}
.login-field input:focus{outline:none;border-color:var(--ember);box-shadow:0 0 0 3px rgba(224,69,31,.25);}
.login-actions{display:flex;flex-direction:column;gap:10px;margin-top:var(--sp-3);}
.login-divider{
  display:flex;align-items:center;gap:10px;margin:var(--sp-3) 0;
  color:rgba(250,247,242,.4);font-size:12px;text-transform:uppercase;letter-spacing:.05em;
}
.login-divider::before, .login-divider::after{content:'';flex:1;height:1px;background:rgba(255,255,255,.14);}
.login-demo-note{
  margin-top:var(--sp-3);padding-top:var(--sp-3);border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:rgba(250,247,242,.55);text-align:center;
}
.login-demo-note code{background:rgba(255,255,255,.08);padding:2px 6px;border-radius:5px;}
.login-error{
  background:rgba(224,69,31,.15);border:1px solid rgba(224,69,31,.4);color:#ffb18a;
  font-size:13px;padding:10px 12px;border-radius:10px;margin-bottom:var(--sp-2);display:none;
}
.login-error.is-visible{display:block;}
.login-back{
  display:inline-flex;align-items:center;gap:6px;color:rgba(250,247,242,.5);
  font-size:13px;text-decoration:none;margin-bottom:var(--sp-3);
}
.login-back:hover{color:var(--paper);}