:root{
  --navy:#071d58;--navy2:#102d73;--red:#e20d19;--red-soft:#fff1f2;
  --ink:#1e293b;--muted:#667085;--line:#dfe5ed;--bg:#f3f6fa;--card:#fff;
  --ok:#11733b;--bad:#b42318;--amber:#9a6700;--shadow:0 10px 30px rgba(7,29,88,.07)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,"Segoe UI",sans-serif;background:linear-gradient(180deg,#f8fafc 0,#f3f6fa 240px);color:var(--ink);line-height:1.55}
.wrap{width:min(1080px,92vw);margin:auto}
.site-header{background:#fff;border-bottom:4px solid var(--red);box-shadow:0 4px 18px rgba(15,23,42,.05)}
.header-inner{min-height:122px;display:flex;align-items:center;gap:36px}
.brand-block{flex:0 0 auto}.logo{width:285px;max-width:44vw;height:auto;display:block}
.header-copy{border-left:1px solid #e5eaf0;padding-left:34px}
.eyebrow{font-weight:900;color:var(--red);letter-spacing:.11em;font-size:.84rem}
.site-header h1{font-size:clamp(1.35rem,2.7vw,2.15rem);line-height:1.15;margin:.28rem 0;color:var(--navy)}
.header-subtitle{color:var(--muted);font-weight:600}

.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;margin:24px 0;box-shadow:var(--shadow)}
.hero{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:stretch;margin-top:30px}
.hero-main{padding:32px}.hero-side{background:var(--navy);color:#fff;border:0}
.hero-side h3{color:#fff}.hero-side .meta-row{border-color:rgba(255,255,255,.18)}
.kicker{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border-radius:999px;background:var(--red-soft);color:var(--red);font-size:.78rem;font-weight:900;letter-spacing:.04em}
h2,h3{color:var(--navy);line-height:1.25} h2{font-size:1.65rem;margin-top:.2rem} h3{margin-top:.2rem}
.lead{font-size:1.05rem;color:#475467}
.muted{color:var(--muted)} .small{font-size:.9rem}
.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
label{font-weight:750;display:block;margin-bottom:7px}
input[type=text],input[type=email],input[type=password],input[type=number],textarea,select{
 width:100%;padding:12px 13px;border:1px solid #cbd5e1;border-radius:10px;font:inherit;background:#fff;color:var(--ink);outline:none;
 transition:border-color .15s,box-shadow .15s
}
input:focus,textarea:focus,select:focus{border-color:#7890cc;box-shadow:0 0 0 4px rgba(16,45,115,.09)}
textarea{min-height:150px;resize:vertical}
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;background:var(--navy);color:#fff;padding:12px 18px;text-decoration:none;font-weight:800;cursor:pointer;transition:transform .12s,background .12s}
button:hover,.btn:hover{background:var(--navy2);transform:translateY(-1px)}
.btn-red{background:var(--red)}.btn-red:hover{background:#c70a15}.btn-light{background:#eef2f7;color:var(--navy)}.btn-light:hover{background:#e4e9f1}
.btn-ghost{background:transparent;color:var(--navy);border:1px solid #cfd7e3}.btn-ghost:hover{background:#f7f9fc}
.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.actions.end{justify-content:space-between}

.info-banner{background:#f8faff;border:1px solid #dbe4f4;border-left:5px solid var(--navy2);padding:15px 17px;border-radius:10px}
.banner{background:var(--red-soft);border:1px solid #ffd9dc;border-left:5px solid var(--red);padding:15px 17px;border-radius:10px}
.ok{color:var(--ok)}.bad{color:var(--bad)}.pending{color:var(--amber)}

.exam-toolbar{position:sticky;top:0;z-index:20;margin:18px 0;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border:1px solid var(--line);box-shadow:0 6px 18px rgba(15,23,42,.06);border-radius:14px;padding:12px 16px}
.toolbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px}
.student-ident strong{color:var(--navy)}.timer-box{text-align:right}.timer-label{font-size:.73rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-weight:800}.timer{font-weight:900;color:var(--red);font-size:1.15rem;font-variant-numeric:tabular-nums}

.progress-wrap{margin:22px 0}.progress-top{display:flex;justify-content:space-between;gap:10px;align-items:end;margin-bottom:10px}
.progress-title{font-weight:900;color:var(--navy)}.progress-count{color:var(--muted);font-size:.9rem}
.progress-bar{height:7px;background:#e5eaf0;border-radius:99px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--navy2),var(--red));border-radius:99px}
.stepper{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:11px}
.step{font-size:.76rem;text-align:center;padding:8px 5px;border-radius:8px;background:#eef2f7;color:#667085;font-weight:700;text-decoration:none;border:1px solid transparent}
.step.active{background:var(--navy);color:#fff}.step.done{background:#edf7f0;color:var(--ok);border-color:#cfe7d6}.step.locked{opacity:.55;cursor:default}

.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:10px}
.section-heading .part-score{white-space:nowrap;background:#eef2f7;color:var(--navy);font-weight:800;border-radius:999px;padding:7px 11px;font-size:.86rem}
.question-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;margin:15px 0;box-shadow:0 3px 12px rgba(15,23,42,.035)}
.question-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
.qnumber{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--navy)}
.qbadge{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:9px;background:var(--navy);color:#fff;font-size:.92rem}
.points{color:var(--muted);font-weight:800;font-size:.85rem}
.qtext{font-size:1.02rem;margin:9px 0 14px}

.option{display:flex;align-items:flex-start;gap:10px;padding:11px 13px;margin:8px 0;border:1px solid #e2e8f0;border-radius:10px;font-weight:500;cursor:pointer;transition:.12s;background:#fff}
.option:hover{border-color:#aebddd;background:#f9fbff}.option input{margin-top:4px;accent-color:var(--navy)}
.option:has(input:checked){border-color:#8aa0d4;background:#f2f6ff;box-shadow:inset 3px 0 0 var(--navy)}
.option-letter{font-weight:900;color:var(--navy);min-width:20px}

.match-instruction{font-size:.91rem;color:var(--muted);margin-bottom:12px}
.match-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.match-table th,.match-table td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.match-table th{background:#f5f7fb;color:var(--navy);font-size:.86rem;text-transform:uppercase;letter-spacing:.03em}
.match-table tr:last-child td{border-bottom:0}.match-table .col-a{width:38%}.match-table .answer-col{width:165px}
.right-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:12px 0 16px}
.right-option{padding:10px 12px;border-radius:9px;background:#f6f8fb;border:1px solid #e3e8ef;font-size:.92rem}
.right-option strong{color:var(--navy)}

.scenario{background:linear-gradient(135deg,#071d58,#13347d);color:#fff;padding:20px;border-radius:14px;margin:14px 0 18px}
.scenario .scenario-label{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;font-weight:900;color:#ffb2b8}.scenario p{margin:.4rem 0 0}
.char-row{display:flex;justify-content:space-between;color:var(--muted);font-size:.85rem;margin-top:6px}
.final-check{padding:15px;border:1px solid #d8e0eb;background:#fafcff;border-radius:11px}
.final-check label{display:flex;align-items:flex-start;gap:10px;font-weight:600}.final-check input{margin-top:4px;accent-color:var(--navy)}

.meta-list{display:grid;gap:2px}.meta-row{display:flex;justify-content:space-between;gap:20px;padding:10px 0;border-bottom:1px solid var(--line)}.meta-row:last-child{border-bottom:0}
.pill{display:inline-flex;align-items:center;padding:5px 9px;border-radius:999px;background:#eef2f6;font-size:.8rem;font-weight:800}.pill.pending-pill{background:#fff5df;color:#8a5a00}.pill.ok-pill{background:#eaf7ee;color:var(--ok)}.pill.edit-pill{background:#f4edff;color:#6941c6}

.adminbar{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-top:24px}
.score{font-size:2.2rem;font-weight:900;color:var(--navy)}.score-note{font-size:.9rem;color:var(--muted)}
table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f3f6fa;color:var(--navy)}
.table-scroll{overflow-x:auto}
.criteria-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:14px 0}
.criterion{border:1px solid var(--line);border-radius:11px;padding:14px;background:#fafcff}.criterion strong{color:var(--navy)}.criterion .criterion-points{float:right;color:var(--red);font-weight:900}
.original-answer{margin-top:12px;padding:12px 14px;background:#fff8e8;border-left:4px solid #d59b18;border-radius:8px}
.edit-note{font-size:.85rem;color:#6941c6}
details.history{margin-top:14px}details.history summary{cursor:pointer;color:var(--navy);font-weight:800}
.history-item{font-size:.88rem;padding:9px 0;border-bottom:1px solid var(--line)}

.site-footer{padding:28px 0 34px;color:#667085;font-size:.88rem}.footer-inner{display:flex;justify-content:space-between;gap:16px;border-top:1px solid #dde3eb;padding-top:18px}

@media(max-width:820px){
 .hero{grid-template-columns:1fr}.criteria-grid{grid-template-columns:1fr}.right-options{grid-template-columns:1fr}
 .stepper{grid-template-columns:1fr 1fr}.header-inner{gap:20px}.header-copy{padding-left:20px}
}
@media(max-width:650px){
 .header-inner{min-height:auto;padding:18px 0;flex-direction:column;align-items:flex-start}.header-copy{border-left:0;border-top:1px solid #e5eaf0;padding:15px 0 0;width:100%}.logo{max-width:78vw}
 .grid-2{grid-template-columns:1fr}.card,.hero-main{padding:19px}.toolbar-inner{align-items:flex-start}.student-ident span{display:block}.section-heading{display:block}.part-score{display:inline-block;margin-top:5px}
 .match-table .col-a{width:auto}.match-table .answer-col{width:115px}.actions.end{gap:14px}.footer-inner{flex-direction:column}
}


/* --- Submissão concluída --- */
.submission-success{
  max-width:850px;
  margin:38px auto;
  padding:34px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--shadow);
}
.success-mark{
  width:58px;
  height:58px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:#eaf7ee;
  color:var(--ok);
  font-size:1.8rem;
  font-weight:900;
  margin-bottom:18px;
}
.success-heading{
  padding-bottom:22px;
  border-bottom:1px solid var(--line);
}
.success-heading h2{
  margin:.45rem 0 .55rem;
  font-size:1.8rem;
}
.success-heading p{
  margin:0;
  color:#475467;
  font-size:1.02rem;
}
.submission-details{
  display:grid;
  grid-template-columns:1.05fr 1.35fr .8fr;
  gap:0;
  margin:22px 0;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  background:#fafcff;
}
.submission-detail{
  padding:17px 18px;
  min-width:0;
}
.submission-detail + .submission-detail{
  border-left:1px solid var(--line);
}
.detail-label{
  display:block;
  color:var(--muted);
  font-size:.76rem;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.055em;
  margin-bottom:5px;
}
.submission-detail strong{
  display:block;
  color:var(--navy);
  overflow-wrap:anywhere;
}
.status-chip{
  display:inline-flex;
  align-items:center;
  padding:6px 10px;
  border-radius:999px;
  font-size:.82rem;
  font-weight:850;
}
.status-received{
  background:#eaf7ee;
  color:var(--ok);
}
.submission-note{
  display:flex;
  align-items:flex-start;
  gap:13px;
  padding:16px 17px;
  border-radius:12px;
  background:#f7f9fc;
  border:1px solid #e2e8f0;
}
.note-icon{
  flex:0 0 28px;
  width:28px;
  height:28px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--navy);
  color:#fff;
  font-weight:900;
  margin-top:1px;
}
.submission-note strong{
  color:var(--navy);
}
.submission-note p{
  margin:.2rem 0 0;
  color:var(--muted);
  font-size:.94rem;
}

@media(max-width:720px){
  .submission-success{padding:22px;margin:24px auto}
  .submission-details{grid-template-columns:1fr}
  .submission-detail + .submission-detail{
    border-left:0;
    border-top:1px solid var(--line);
  }
}


.delete-confirmation{max-width:880px}
.delete-warning-icon{
  width:48px;height:48px;display:flex;align-items:center;justify-content:center;
  border-radius:50%;background:var(--red-soft);color:var(--red);
  font-size:1.45rem;font-weight:950;margin-bottom:13px;
}

@media print{
 .site-header,.site-footer,.no-print,.exam-toolbar,.progress-wrap{display:none!important}
 body{background:#fff}.card,.question-card{box-shadow:none;border:0;margin:0;padding:0}.wrap{width:100%}
}