:root {
  --navy: #0b2f5e;
  --navy-dark: #071f40;
  --gold: #e8a716;
  --gold-dark: #c98a09;
  --green: #12864f;
  --red: #c0233a;
  --gray-bg: #f0f2f6;
  --text-dark: #1a2233;
  --white: #ffffff;
  --shadow: 0 4px 16px rgba(11, 47, 94, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--gray-bg);
  color: var(--text-dark);
}

.topbar {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  color: var(--white);
  padding: 22px 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow);
}

.topbar h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.5px;
}

.topbar .tag {
  color: var(--gold);
  font-weight: 600;
  font-size: 0.85rem;
}

.container {
  max-width: 860px;
  margin: 30px auto;
  padding: 0 20px;
}

.card {
  background: var(--white);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 32px;
  margin-bottom: 24px;
}

.steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
}

.step-indicator {
  flex: 1;
  text-align: center;
  padding: 10px 4px;
  border-bottom: 4px solid #d7dce5;
  color: #9aa4b5;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.2s ease;
}

.step-indicator.active {
  border-bottom-color: var(--gold);
  color: var(--navy);
}

.form-step { display: none; }
.form-step.active { display: block; animation: fadeIn 0.25s ease; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

label {
  display: block;
  font-weight: 600;
  margin: 14px 0 6px;
  font-size: 0.92rem;
  color: var(--navy-dark);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="file"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 11px 13px;
  border: 2px solid #dde2ec;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--navy);
}

.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

@media (max-width: 600px) {
  .row-2, .row-3 { grid-template-columns: 1fr; }
}

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--navy-dark); transform: translateY(-1px); }

.btn-gold { background: var(--gold); color: var(--navy-dark); }
.btn-gold:hover { background: var(--gold-dark); transform: translateY(-1px); }

.btn-outline { background: transparent; border: 2px solid var(--navy); color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--white); }

.btn-danger { background: var(--red); color: var(--white); }

.btn-row { display: flex; justify-content: space-between; margin-top: 26px; }

#scanStatus {
  margin: 14px 0;
  font-weight: 600;
  color: var(--navy);
  font-size: 0.9rem;
}

table.grades-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

table.grades-table th {
  background: var(--navy);
  color: var(--white);
  padding: 10px;
  text-align: left;
  font-size: 0.85rem;
}

table.grades-table td {
  padding: 6px;
  border-bottom: 1px solid #e5e9f0;
}

table.grades-table input {
  padding: 8px;
}

.btn-remove-row {
  background: var(--red);
  color: white;
  border: none;
  border-radius: 6px;
  width: 32px;
  height: 32px;
  font-size: 1.1rem;
  cursor: pointer;
}

.avg-box {
  margin-top: 18px;
  background: #fdf5e2;
  border: 2px solid var(--gold);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  color: var(--navy-dark);
}

.avg-box span.value { font-size: 1.6rem; color: var(--gold-dark); }

.badge {
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  color: white;
}

.badge-approved { background: var(--green); }
.badge-pending { background: var(--gold-dark); }
.badge-rejected { background: var(--red); }

.result-hero {
  text-align: center;
  padding: 40px 20px;
}

.result-hero .icon { font-size: 4rem; }

.result-hero h2 { margin: 10px 0; color: var(--navy-dark); }

.note-box {
  background: #eef2f9;
  border-left: 5px solid var(--navy);
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
  margin-top: 16px;
}

footer {
  text-align: center;
  color: #8794a8;
  font-size: 0.8rem;
  padding: 30px 0;
}