/* ══════════════════════════════════════════
   PORTAL SELECTION PAGE
══════════════════════════════════════════ */
.portal-page {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 3rem 1.5rem;
  background: linear-gradient(160deg, #f0f4f8 0%, #e2eaf2 100%);
  position: relative; overflow: hidden;
}

/* Subtle background circles */
.portal-page::before {
  content: ''; position: absolute; top: -160px; right: -160px;
  width: 500px; height: 500px; border-radius: 50%;
  background: rgba(15,76,129,0.05); pointer-events: none;
}
.portal-page::after {
  content: ''; position: absolute; bottom: -100px; left: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: rgba(15,76,129,0.04); pointer-events: none;
}

/* Brand */
.portal-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; margin-bottom: 3rem;
  position: relative; z-index: 1;
}
.portal-brand-img  { height: 56px; }
.portal-brand-name { font-size: 20px; font-weight: 700; color: #0E2340; letter-spacing: -.3px; }
.portal-brand-sub  { font-size: 10.5px; color: #94a3b8; text-transform: uppercase; letter-spacing: .06em; margin-top: 1px; }

/* Header */
.portal-header { text-align: center; margin-bottom: 2.5rem; position: relative; z-index: 1; }
.portal-header h1 {
  font-size: 28px; font-weight: 700; color: #0f172a;
  letter-spacing: -.5px; margin-bottom: 10px;
}
.portal-header p { font-size: 15px; color: #64748b; line-height: 1.6; }

/* Cards grid */
.portal-cards {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; max-width: 880px; width: 100%;
  position: relative; z-index: 1;
}

.portal-card {
  background: #fff; border-radius: 18px;
  padding: 34px 28px; text-decoration: none; text-align: center;
  border-top: 4px solid transparent;
  box-shadow: 0 2px 16px rgba(0,0,0,.07);
  transition: transform .2s, box-shadow .2s;
  display: flex; flex-direction: column; align-items: center;
}
.portal-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0,0,0,.12);
}

.portal-card-user     { border-top-color: #0F4C81; }
.portal-card-certifier{ border-top-color: #0E2340; }
.portal-card-admin    { border-top-color: #ef4444; }

/* Icon circle */
.portal-icon {
  width: 64px; height: 64px; border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; margin-bottom: 1.25rem; flex-shrink: 0;
}
.portal-card-user     .portal-icon { background: #eff6ff; color: #1d4ed8; }
.portal-card-certifier .portal-icon{ background: #eef2f8; color: #0E2340; }
.portal-card-admin    .portal-icon { background: #fef2f2; color: #ef4444; }

.portal-card-title {
  font-size: 18px; font-weight: 700; color: #0f172a; margin-bottom: 8px;
}
.portal-card-desc {
  font-size: 13.5px; color: #64748b; line-height: 1.6;
  margin-bottom: 1.75rem; flex: 1;
}

.portal-card-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; font-weight: 600;
  padding: 9px 20px; border-radius: 8px;
  transition: background .15s, color .15s;
}
.portal-card-user     .portal-card-btn { background: #eff6ff; color: #1d4ed8; }
.portal-card-certifier .portal-card-btn{ background: #eef2f8; color: #0E2340; }
.portal-card-admin    .portal-card-btn { background: #fef2f2; color: #ef4444; }

.portal-card-user:hover     .portal-card-btn { background: #0F4C81; color: #fff; }
.portal-card-certifier:hover .portal-card-btn{ background: #0E2340; color: #fff; }
.portal-card-admin:hover    .portal-card-btn { background: #ef4444; color: #fff; }

/* Badges on cards */
.portal-card-badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 10.5px; font-weight: 600; padding: 3px 9px;
  border-radius: 100px; margin-bottom: 1rem;
}
.portal-card-user     .portal-card-badge { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.portal-card-certifier .portal-card-badge{ background: #eef2f8; color: #0E2340; border: 1px solid #c7d2e0; }
.portal-card-admin    .portal-card-badge { background: #fef2f2; color: #ef4444; border: 1px solid #fecaca; }

/* Footer */
.portal-foot {
  margin-top: 2.5rem; display: flex; align-items: center; gap: 2rem;
  font-size: 12.5px; color: #94a3b8; position: relative; z-index: 1;
}
.portal-foot a {
  display: inline-flex; align-items: center; gap: 5px;
  color: #64748b; text-decoration: none; font-weight: 500;
  transition: color .15s;
}
.portal-foot a:hover { color: #0F4C81; }

/* Register link */
.portal-register {
  margin-top: 1rem; font-size: 13.5px; color: #64748b;
  position: relative; z-index: 1;
}
.portal-register a { color: #0F4C81; font-weight: 600; }
.portal-register a:hover { text-decoration: underline; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 720px) {
  .portal-cards { grid-template-columns: 1fr; max-width: 400px; }
  .portal-header h1 { font-size: 22px; }
  .portal-page { padding: 2rem 1rem; justify-content: flex-start; padding-top: 3rem; }
}
@media (max-width: 480px) {
  .portal-brand { margin-bottom: 2rem; }
  .portal-header { margin-bottom: 1.75rem; }
  .portal-card { padding: 26px 20px; }
}