.ebr-shell, .ebr-page {
    --ebr-green: #0f7a2d;
    --ebr-green-dark: #0a5c22;
}
   .ebr-hero-glow {
     background:
         radial-gradient(ellipse 80% 60% at 50% -20%, rgba(99, 102, 241, 0.12), transparent),
         radial-gradient(ellipse 60% 40% at 100% 0%, rgba(16, 185, 129, 0.1), transparent);
 }
   .ebr-card {
     overflow: hidden;
     border-radius: 1rem;
     background: #fff;
     border: 1px solid rgba(148, 163, 184, 0.35);
     box-shadow:
         0 1px 2px rgba(15, 23, 42, 0.04),
         0 12px 40px rgba(15, 23, 42, 0.08);
 }
   .ebr-official-strip {
     position: relative;
     background: linear-gradient(135deg, #0d6b28 0%, #128c35 48%, #0a5c22 100%);
 }
   .ebr-official-strip::after {
     content: '';
     position: absolute;
     inset: 0;
     background: linear-gradient(120deg, rgba(255,255,255,0.14) 0%, transparent 42%);
     pointer-events: none;
 }
   .ebr-field label {
     display: block;
     margin-bottom: 0.5rem;
     font-size: 0.75rem;
     font-weight: 700;
     letter-spacing: 0.06em;
     text-transform: uppercase;
     color: #64748b;
 }
   .ebr-control {
     width: 100%;
     min-height: 2.75rem;
     border: 1px solid #e2e8f0;
     border-radius: 0.75rem;
     background: #fff;
     padding: 0.625rem 0.875rem;
     font-size: 0.9375rem;
     color: #0f172a;
     transition: border-color 0.15s ease, box-shadow 0.15s ease;
 }
   .ebr-control:focus {
     outline: none;
     border-color: #6366f1;
     box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
 }
   .ebr-captcha-box {
     display: flex;
     flex-wrap: wrap;
     align-items: stretch;
     gap: 0.875rem;
     padding: 1rem;
     border: 1px dashed #cbd5e1;
     border-radius: 0.875rem;
     background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
 }
   .ebr-captcha-img-wrap {
     display: flex;
     flex: 1 1 100%;
     align-items: center;
     justify-content: center;
     width: 100%;
     min-height: 5.5rem;
     padding: 0.75rem 1rem;
     border: 1px solid #e2e8f0;
     border-radius: 0.75rem;
     background: #fff;
     box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
 }
   .ebr-captcha-img {
     display: block;
     width: 100%;
     max-width: 22rem;
     height: 5rem;
     object-fit: contain;
     image-rendering: -webkit-optimize-contrast;
     image-rendering: crisp-edges;
 }
   .ebr-captcha-loading {
     font-size: 0.9375rem;
     font-weight: 600;
     color: #64748b;
 }
   .ebr-captcha-reload {
     display: inline-flex;
     align-items: center;
     gap: 0.375rem;
     min-height: 2.5rem;
     padding: 0 0.875rem;
     border: 1px solid #fecaca;
     border-radius: 0.625rem;
     background: #fff;
     color: #dc2626;
     font-size: 0.8125rem;
     font-weight: 600;
     cursor: pointer;
     transition: background 0.15s ease;
 }
   .ebr-captcha-reload:hover { background: #fef2f2; }
   .ebr-btn-primary {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     gap: 0.5rem;
     min-height: 2.75rem;
     padding: 0 1.25rem;
     border: none;
     border-radius: 0.75rem;
     background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
     color: #fff;
     font-size: 0.9375rem;
     font-weight: 700;
     cursor: pointer;
     box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
     transition: transform 0.15s ease, box-shadow 0.15s ease;
 }
   .ebr-btn-primary:hover:not(:disabled) {
     transform: translateY(-1px);
     box-shadow: 0 6px 18px rgba(79, 70, 229, 0.4);
 }
   .ebr-btn-primary:disabled { opacity: 0.65; cursor: wait; }
   .ebr-btn-secondary {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     min-height: 2.75rem;
     padding: 0 1.25rem;
     border: 1px solid #e2e8f0;
     border-radius: 0.75rem;
     background: #fff;
     color: #475569;
     font-size: 0.9375rem;
     font-weight: 600;
     cursor: pointer;
     transition: background 0.15s ease;
 }
   .ebr-btn-secondary:hover { background: #f8fafc; }
   .ebr-btn-official {
     display: inline-flex;
     align-items: center;
     gap: 0.5rem;
     min-height: 2.5rem;
     padding: 0 1rem;
     border-radius: 0.625rem;
     background: rgba(255, 255, 255, 0.16);
     color: #fff;
     font-size: 0.8125rem;
     font-weight: 600;
     text-decoration: none;
     backdrop-filter: blur(4px);
     transition: background 0.15s ease;
 }
   .ebr-btn-official:hover { background: rgba(255, 255, 255, 0.24); }
   .portal-btn {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     min-height: 2.5rem;
     padding: 0 1rem;
     border: none;
     border-radius: 0.625rem;
     background: var(--ebr-green);
     color: #fff;
     font-size: 0.875rem;
     font-weight: 700;
     text-decoration: none;
     cursor: pointer;
     transition: background 0.15s ease;
 }
   .portal-btn:hover { background: var(--ebr-green-dark); }
   .portal-alert {
     margin: 1rem 1.5rem 0;
     border-radius: 0.75rem;
     padding: 0.875rem 1rem;
     font-size: 0.875rem;
     line-height: 1.55;
 }
   .portal-alert--error {
     border: 1px solid #fecaca;
     background: #fef2f2;
     color: #b91c1c;
 }
   .portal-loading {
     display: none;
     margin: 1rem 1.5rem 0;
     padding: 0.75rem 1rem;
     border: 1px solid #bbf7d0;
     border-radius: 0.75rem;
     background: #f0fdf4;
     color: #166534;
     font-size: 0.875rem;
 }
   .portal-loading.is-active { display: flex; align-items: center; gap: 0.5rem; }
   .portal-modal-overlay {
     display: none;
     position: fixed;
     inset: 0;
     z-index: 1000;
     align-items: flex-start;
     justify-content: center;
     padding: 1.5rem 0.75rem;
     background: rgba(15, 23, 42, 0.6);
     backdrop-filter: blur(4px);
     overflow-y: auto;
 }
   .portal-modal-overlay.is-open { display: flex; }
   .portal-modal {
     position: relative;
     width: 100%;
     max-width: 52rem;
     border-radius: 1rem;
     background: #fff;
     box-shadow: 0 25px 50px rgba(15, 23, 42, 0.25);
     overflow: hidden;
 }
   .portal-modal-close {
     position: absolute;
     top: 0.75rem;
     right: 0.875rem;
     z-index: 2;
     width: 2.25rem;
     height: 2.25rem;
     border: none;
     border-radius: 9999px;
     background: rgba(255, 255, 255, 0.2);
     color: #fff;
     font-size: 1.5rem;
     line-height: 1;
     cursor: pointer;
 }
   .portal-modal-scroll {
     max-height: calc(100vh - 3rem);
     overflow-y: auto;
     padding: 1.25rem;
 }
   .portal-modal-header {
     margin: -1.25rem -1.25rem 1rem;
     padding: 1.25rem 1rem;
     background: linear-gradient(135deg, #0d6b28, #128c35);
     color: #fff;
     text-align: center;
 }
   .portal-modal-header h4 { margin: 0 0 0.25rem; font-size: 1rem; font-weight: 700; }
 .portal-modal-header p { margin: 0; font-size: 0.75rem; opacity: 0.9; }
   .portal-modal-title {
     margin: 0 0 1rem;
     font-size: 1rem;
     font-weight: 700;
     color: #0f7a2d;
     text-align: center;
 }
   .portal-table-scroll {
     width: 100%;
     max-width: 100%;
     overflow-x: auto;
     -webkit-overflow-scrolling: touch;
 }
   .portal-summary-table,
 .portal-grade-table {
     width: 100%;
     min-width: 320px;
     border-collapse: collapse;
     font-size: 0.8125rem;
 }
   .portal-summary-table th,
 .portal-summary-table td,
 .portal-grade-table th,
 .portal-grade-table td {
     border: 1px solid #e2e8f0;
     padding: 0.5rem 0.55rem;
     text-align: left;
     word-break: break-word;
 }
   @media (min-width: 640px) {
     .portal-summary-table th,
     .portal-summary-table td,
     .portal-grade-table th,
     .portal-grade-table td {
         padding: 0.625rem 0.75rem;
     }
 }
   .portal-summary-table th,
 .portal-grade-table th {
     background: #f0fdf4;
     color: #166534;
     font-weight: 700;
 }
   .portal-modal-actions {
     display: flex;
     flex-wrap: wrap;
     gap: 0.625rem;
     margin-top: 1rem;
 }
   body.portal-modal-open { overflow: hidden; }
   .ebr-shell {
     width: 100%;
     max-width: 56rem;
     margin: 0 auto;
     padding: 2rem 1rem 2.5rem;
 }
   .ebr-hero {
     margin-bottom: 2rem;
     text-align: center;
 }
   .ebr-hero-badge {
     display: inline-block;
     border: 1px solid rgba(99, 102, 241, 0.2);
     border-radius: 9999px;
     background: #fff;
     padding: 0.35rem 0.85rem;
     font-size: 11px;
     font-weight: 700;
     letter-spacing: 0.18em;
     text-transform: uppercase;
     color: #4f46e5;
     box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
 }
   .ebr-hero-title {
     margin: 1rem 0 0;
     font-size: clamp(1.75rem, 4vw, 2.25rem);
     font-weight: 800;
     line-height: 1.15;
     color: #0f172a;
 }
   .ebr-hero-desc {
     max-width: 42rem;
     margin: 0.75rem auto 0;
     font-size: 1rem;
     line-height: 1.65;
     color: #475569;
 }
   .ebr-official-strip {
     padding: 1.25rem 1.5rem;
     color: #fff;
 }
   .ebr-official-grid {
     position: relative;
     z-index: 1;
     display: grid;
     grid-template-columns: minmax(0, auto) minmax(0, 1fr);
     align-items: center;
     gap: 1rem 1.25rem;
     min-width: 0;
 }
   .ebr-logo-wrap {
     display: flex;
     align-items: center;
     justify-content: center;
     width: 4.5rem;
     height: 4.5rem;
     flex-shrink: 0;
     padding: 0.5rem;
     border-radius: 0.75rem;
     background: rgba(255, 255, 255, 0.95);
     box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
 }
   .ebr-logo-img {
     display: block;
     width: 3.25rem;
     height: 3.25rem;
     max-width: 3.25rem;
     max-height: 3.25rem;
     object-fit: contain;
 }
   .ebr-official-kicker {
     margin: 0;
     font-size: 11px;
     font-weight: 600;
     letter-spacing: 0.14em;
     text-transform: uppercase;
     color: #d1fae5;
 }
   .ebr-official-title {
     margin: 0.35rem 0 0;
     font-size: 1.25rem;
     font-weight: 700;
     line-height: 1.25;
 }
   .ebr-official-subtitle {
     margin: 0.35rem 0 0;
     font-size: 0.875rem;
     line-height: 1.45;
     color: rgba(236, 253, 245, 0.95);
 }
   .ebr-official-links {
     display: flex;
     flex-wrap: wrap;
     gap: 0.5rem;
     margin-top: 0.75rem;
 }
   .ebr-trust-bar {
     display: flex;
     flex-wrap: wrap;
     align-items: center;
     justify-content: space-between;
     gap: 0.75rem;
     padding: 1rem 1.5rem;
     border-bottom: 1px solid #f1f5f9;
     background: #f8fafc;
 }
   .ebr-trust-text {
     margin: 0;
     font-size: 0.875rem;
     line-height: 1.55;
     color: #475569;
 }
   .ebr-trust-dot {
     display: inline-block;
     width: 0.5rem;
     height: 0.5rem;
     margin-right: 0.35rem;
     border-radius: 9999px;
     background: #10b981;
     vertical-align: middle;
 }
   .ebr-trust-text a {
     color: #4f46e5;
     font-weight: 600;
     text-decoration: none;
 }
   .ebr-trust-text a:hover { text-decoration: underline; }
   .portal-btn-emerald { background: #059669; }
 .portal-btn-emerald:hover { background: #047857; }
   .portal-btn-pdf { background: #1d4ed8; }
 .portal-btn-pdf:hover { background: #1e40af; }
   .ebr-form-body { padding: 1.5rem; }
   .ebr-form-grid {
     display: grid;
     gap: 1.25rem;
 }
   .ebr-form-span-2 { grid-column: 1 / -1; }
   .ebr-captcha-input {
     flex: 1 1 8rem;
     min-width: 0;
     width: auto;
 }
   .ebr-captcha-actions {
     display: flex;
     flex: 1 1 100%;
     flex-wrap: wrap;
     align-items: center;
     gap: 0.75rem;
 }
   .ebr-form-actions {
     display: flex;
     flex-wrap: wrap;
     align-items: center;
     justify-content: flex-end;
     gap: 0.75rem;
     margin-top: 1.5rem;
     padding-top: 1.5rem;
     border-top: 1px solid #f1f5f9;
 }
   .ebr-card-footer {
     display: flex;
     flex-wrap: wrap;
     align-items: center;
     justify-content: space-between;
     gap: 0.75rem;
     padding: 1rem 1.5rem;
     border-top: 1px solid #f1f5f9;
     background: #f8fafc;
     font-size: 0.75rem;
     color: #64748b;
 }
   .ebr-powered {
     display: flex;
     align-items: center;
     gap: 0.5rem;
 }
   .ebr-powered img {
     height: 2rem;
     width: auto;
     max-height: 2rem;
     object-fit: contain;
 }
   .ebr-footnote {
     margin-top: 1.5rem;
     text-align: center;
     font-size: 0.75rem;
     line-height: 1.6;
     color: #64748b;
 }
   .ebr-footnote a {
     color: #4f46e5;
     font-weight: 600;
     text-decoration: none;
 }
   .ebr-footnote a:hover { text-decoration: underline; }
   .ebr-seo {
     margin-top: 2.5rem;
     display: grid;
     gap: 1.5rem;
 }
   .ebr-seo-card {
     border-radius: 1rem;
     background: #fff;
     border: 1px solid rgba(148, 163, 184, 0.35);
     box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 12px 40px rgba(15, 23, 42, 0.06);
     padding: 1.5rem;
 }
   @media (min-width: 640px) {
     .ebr-seo-card { padding: 2rem; }
 }
   .ebr-seo-card h2 {
     margin: 0;
     padding-left: 0.875rem;
     border-left: 4px solid #0f7a2d;
     font-size: 1.25rem;
     font-weight: 800;
     color: #0f172a;
     line-height: 1.35;
 }
   .ebr-seo-card h3 {
     margin: 1.25rem 0 0.5rem;
     font-size: 1.05rem;
     font-weight: 700;
     color: #0f172a;
 }
   .ebr-seo-card p,
 .ebr-seo-card li {
     font-size: 0.9375rem;
     line-height: 1.7;
     color: #475569;
 }
   .ebr-seo-card p { margin: 1rem 0 0; }
   .ebr-seo-card ul,
 .ebr-seo-card ol {
     margin: 0.75rem 0 0;
     padding-left: 1.25rem;
 }
   .ebr-seo-card li + li { margin-top: 0.35rem; }
   .ebr-seo-card a {
     color: #0f7a2d;
     font-weight: 600;
     text-decoration: none;
 }
   .ebr-seo-card a:hover { text-decoration: underline; }
   .ebr-seo-grid {
     display: grid;
     gap: 1rem;
     margin-top: 1rem;
 }
   @media (min-width: 640px) {
     .ebr-seo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
 }
   @media (min-width: 900px) {
     .ebr-seo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
 }
   .ebr-seo-chip {
     border-radius: 0.75rem;
     border: 1px solid #e2e8f0;
     background: #f8fafc;
     padding: 0.875rem 1rem;
     font-size: 0.875rem;
     font-weight: 600;
     color: #334155;
 }
   .ebr-faq-list { margin-top: 1rem; display: grid; gap: 0.75rem; }
   .ebr-faq-item {
     border: 1px solid #e2e8f0;
     border-radius: 0.875rem;
     background: #fff;
     overflow: hidden;
 }
   .ebr-faq-item[open] { border-color: rgba(15, 122, 45, 0.25); box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06); }
   .ebr-faq-item summary {
     cursor: pointer;
     list-style: none;
     padding: 1rem 1.15rem;
     font-size: 0.9375rem;
     font-weight: 600;
     color: #1e293b;
 }
   .ebr-faq-item summary::-webkit-details-marker { display: none; }
   .ebr-faq-item summary::after {
     content: '+';
     float: right;
     color: #94a3b8;
     font-weight: 700;
 }
   .ebr-faq-item[open] summary::after { content: '−'; color: #0f7a2d; }
   .ebr-faq-item .ebr-faq-a {
     border-top: 1px solid #f1f5f9;
     padding: 0.875rem 1.15rem 1.1rem;
     font-size: 0.9rem;
     line-height: 1.7;
     color: #475569;
 }
   .ebr-spinner {
     display: inline-block;
     width: 1rem;
     height: 1rem;
     border: 2px solid #059669;
     border-top-color: transparent;
     border-radius: 9999px;
     animation: ebr-spin 0.8s linear infinite;
 }
   @keyframes ebr-spin { to { transform: rotate(360deg); } }
   .portal-subjects-title {
     margin: 0 0 0.5rem;
     font-size: 0.875rem;
     font-weight: 700;
     color: #065f46;
 }
   @media (min-width: 640px) {
     .ebr-shell { padding-left: 1.5rem; padding-right: 1.5rem; }
     .ebr-form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
     .ebr-logo-wrap { width: 5rem; height: 5rem; }
     .ebr-logo-img { width: 3.75rem; height: 3.75rem; max-width: 3.75rem; max-height: 3.75rem; }
 }
   @media (max-width: 639px) {
     .ebr-official-grid { grid-template-columns: 1fr; }
     .ebr-form-actions { flex-direction: column; }
     .ebr-form-actions button { width: 100%; }
 }