.exam-portal-page {
    background:
        radial-gradient(circle at top left, rgba(251, 135, 63, 0.12), transparent 34%),
        radial-gradient(circle at top right, rgba(17, 59, 118, 0.16), transparent 28%),
        linear-gradient(180deg, #f4f7fb 0%, #ffffff 34%, #f7f9fc 100%);
}

.exam-hero {
    position: relative;
    overflow: hidden;
    padding: 6rem 0 4rem;
}

.exam-hero::before,
.exam-hero::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(16px);
    opacity: 0.72;
    pointer-events: none;
}

.exam-hero::before {
    width: 320px;
    height: 320px;
    top: -90px;
    right: -140px;
    background: rgba(251, 135, 63, 0.16);
}

.exam-hero::after {
    width: 260px;
    height: 260px;
    left: -110px;
    bottom: -140px;
    background: rgba(17, 59, 118, 0.14);
}

.exam-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(300px, 430px);
    gap: 2rem;
    align-items: center;
}

.exam-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.9rem;
    border-radius: 999px;
    background: rgba(9, 26, 58, 0.08);
    color: var(--hc-navy);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.exam-eyebrow::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 0 6px rgba(251, 135, 63, 0.16);
}

.exam-hero-copy h1 {
    margin-top: 1.25rem;
    font-size: clamp(2.2rem, 4vw, 4.15rem);
    line-height: 1.05;
    color: var(--hc-navy);
}

.exam-hero-copy p {
    max-width: 670px;
    margin-top: 1.15rem;
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--hc-slate);
}

.exam-hero-points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    margin: 1.75rem 0 0;
    padding: 0;
    list-style: none;
}

.exam-hero-points li {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    padding: 1rem 1.05rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 14px 38px rgba(9, 26, 58, 0.05);
    color: var(--hc-slate);
}

.exam-hero-points i {
    margin-top: 0.08rem;
    color: var(--primary);
}

.exam-hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.exam-hero-actions .btn {
    min-width: 188px;
}

.exam-hero-stats {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.exam-stat-chip {
    min-width: 122px;
    padding: 1rem 1rem 0.95rem;
    border-radius: 1rem;
    background: rgba(9, 26, 58, 0.92);
    color: #ffffff;
    box-shadow: 0 18px 42px rgba(9, 26, 58, 0.18);
}

.exam-stat-chip strong {
    display: block;
    font-size: 1.2rem;
    font-weight: 800;
}

.exam-stat-chip span {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.74);
}

.portal-preview-card {
    position: relative;
    padding: 1.4rem;
    border-radius: 1.6rem;
    background: linear-gradient(180deg, #ffffff 0%, #f6f8fc 100%);
    border: 1px solid rgba(9, 26, 58, 0.08);
    box-shadow: 0 30px 65px rgba(9, 26, 58, 0.12);
}

.portal-preview-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.65);
    pointer-events: none;
}

.portal-preview-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.portal-preview-title {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.portal-preview-title img {
    width: 54px;
    height: 54px;
    border-radius: 1rem;
    object-fit: cover;
    box-shadow: 0 14px 28px rgba(9, 26, 58, 0.12);
}

.portal-preview-title strong {
    display: block;
    color: var(--hc-navy);
    font-size: 1rem;
    font-weight: 800;
}

.portal-preview-title span {
    display: block;
    margin-top: 0.18rem;
    color: var(--hc-slate);
    font-size: 0.85rem;
}

.portal-status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.75rem;
    border-radius: 999px;
    background: rgba(20, 184, 92, 0.12);
    color: #0f8a47;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.portal-status-pill::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #16a34a;
}

.portal-preview-body {
    display: grid;
    gap: 1rem;
    margin-top: 1.35rem;
}

.portal-metric-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem;
}

.portal-metric-card {
    padding: 1rem 0.9rem;
    border-radius: 1.1rem;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(9, 26, 58, 0.08);
}

.portal-metric-card strong {
    display: block;
    color: var(--hc-navy);
    font-size: 1.05rem;
    font-weight: 800;
}

.portal-metric-card span {
    display: block;
    margin-top: 0.22rem;
    color: var(--hc-slate);
    font-size: 0.8rem;
}

.portal-preview-slab,
.portal-verify-slab {
    padding: 1rem 1rem 0.95rem;
    border-radius: 1.2rem;
    background: rgba(9, 26, 58, 0.04);
    border: 1px solid rgba(9, 26, 58, 0.08);
}

.portal-preview-slab h5,
.portal-verify-slab h5 {
    margin-bottom: 0.65rem;
    color: var(--hc-navy);
    font-size: 0.95rem;
    font-weight: 800;
}

.portal-preview-slab ul {
    margin: 0;
    padding-left: 1rem;
    color: var(--hc-slate);
}

.portal-preview-slab li + li {
    margin-top: 0.4rem;
}

.portal-verify-form {
    display: grid;
    gap: 0.75rem;
}

.portal-verify-form .form-control {
    height: 50px;
    border-radius: 0.9rem;
}

.portal-verify-row {
    display: flex;
    gap: 0.75rem;
}

.portal-verify-row .btn {
    min-width: 130px;
}

.portal-verify-status {
    padding: 0.85rem 0.95rem;
    border-radius: 0.95rem;
    background: rgba(9, 26, 58, 0.05);
    color: var(--hc-slate);
    font-size: 0.9rem;
    line-height: 1.7;
}

.portal-verify-status.is-success {
    background: rgba(20, 184, 92, 0.1);
    color: #0a7b3f;
    border: 1px solid rgba(20, 184, 92, 0.18);
}

.portal-verify-status.is-error {
    background: rgba(220, 38, 38, 0.08);
    color: #b42318;
    border: 1px solid rgba(220, 38, 38, 0.16);
}

.portal-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    color: var(--hc-slate);
    font-size: 0.84rem;
    font-weight: 700;
}

.portal-preview-header strong {
    color: var(--hc-navy);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.portal-preview-slab span {
    display: block;
    color: var(--hc-slate);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.portal-preview-slab strong {
    display: block;
    margin-top: 0.4rem;
    color: var(--hc-navy);
    font-size: 1rem;
    line-height: 1.45;
}

.portal-preview-slab small {
    display: block;
    margin-top: 0.45rem;
    color: var(--hc-slate);
    line-height: 1.7;
}

.portal-preview-slab code {
    padding: 0.18rem 0.4rem;
    border-radius: 0.45rem;
    background: rgba(9, 26, 58, 0.07);
    color: var(--hc-navy);
    font-size: 0.78rem;
}

.portal-verify-result {
    display: none;
    margin-top: 0.9rem;
    padding: 0.9rem 1rem;
    border-radius: 0.95rem;
    font-size: 0.9rem;
    line-height: 1.7;
}

.portal-verify-result.is-visible {
    display: block;
}

.portal-verify-result.is-success {
    background: rgba(20, 184, 92, 0.1);
    color: #0a7b3f;
    border: 1px solid rgba(20, 184, 92, 0.2);
}

.portal-verify-result.is-error {
    background: rgba(220, 38, 38, 0.08);
    color: #b42318;
    border: 1px solid rgba(220, 38, 38, 0.16);
}

.portal-section {
    padding: 2rem 0 5rem;
}

.portal-section#portalWorkspace {
    scroll-margin-top: 120px;
}

.portal-section-alt {
    background: linear-gradient(180deg, rgba(9, 26, 58, 0.03) 0%, rgba(255, 255, 255, 0.74) 100%);
    border-top: 1px solid rgba(9, 26, 58, 0.05);
    border-bottom: 1px solid rgba(9, 26, 58, 0.05);
}

.section-heading {
    max-width: 840px;
    margin: 0 0 2.4rem;
}

.section-heading.text-center {
    margin-left: auto;
    margin-right: auto;
}

.section-heading h2 {
    margin-top: 0.85rem;
    color: var(--hc-navy);
    font-size: clamp(1.95rem, 3vw, 3.1rem);
}

.section-heading p {
    margin-top: 0.8rem;
    color: var(--hc-slate);
    line-height: 1.8;
}

.section-title-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.55rem 0.85rem;
    border-radius: 999px;
    background: rgba(255, 143, 61, 0.12);
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.section-title-chip::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}

.portal-section-heading {
    max-width: 760px;
    margin: 0 auto 2.4rem;
    text-align: center;
}

.portal-section-heading span {
    display: inline-block;
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.portal-section-heading h2 {
    margin-top: 0.8rem;
    color: var(--hc-navy);
    font-size: clamp(1.9rem, 3vw, 3rem);
}

.portal-section-heading p {
    margin-top: 0.8rem;
    color: var(--hc-slate);
    line-height: 1.8;
}

.portal-capability-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.15rem;
}

.portal-capability-card {
    height: 100%;
    padding: 1.35rem;
    border-radius: 1.25rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 18px 42px rgba(9, 26, 58, 0.06);
}

.portal-capability-card i {
    display: inline-flex;
    width: 52px;
    height: 52px;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    background: rgba(251, 135, 63, 0.14);
    color: var(--primary);
    font-size: 1.15rem;
}

.portal-capability-card h3 {
    margin-top: 1rem;
    font-size: 1.05rem;
    color: var(--hc-navy);
}

.portal-capability-card p {
    margin-top: 0.7rem;
    color: var(--hc-slate);
    line-height: 1.75;
    font-size: 0.92rem;
}

.portal-shell-wrap {
    padding-bottom: 5rem;
}

.portal-shell {
    display: grid;
    grid-template-columns: 290px minmax(0, 1fr);
    gap: 1.35rem;
    align-items: start;
}

.portal-panel,
.portal-sidebar {
    border-radius: 1.5rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 22px 50px rgba(9, 26, 58, 0.08);
}

.portal-sidebar {
    position: sticky;
    top: 112px;
    padding: 1.25rem;
}

.portal-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(9, 26, 58, 0.08);
}

.portal-sidebar-brand img {
    width: 52px;
    height: 52px;
    border-radius: 1rem;
    object-fit: cover;
}

.portal-sidebar-brand strong {
    display: block;
    color: var(--hc-navy);
    font-size: 1rem;
    font-weight: 800;
}

.portal-sidebar-brand span {
    display: block;
    margin-top: 0.2rem;
    color: var(--hc-slate);
    font-size: 0.84rem;
}

.portal-sidebar-copy {
    margin-top: 1rem;
    color: var(--hc-slate);
    line-height: 1.75;
    font-size: 0.92rem;
}

.portal-sidebar-list {
    display: grid;
    gap: 0.8rem;
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
}

.portal-sidebar-list li {
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
    color: var(--hc-slate);
    line-height: 1.65;
}

.portal-sidebar-list i {
    margin-top: 0.18rem;
    color: var(--primary);
}

.portal-user-card {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 1.1rem;
    background: rgba(9, 26, 58, 0.04);
}

.portal-user-card strong {
    display: block;
    color: var(--hc-navy);
    font-weight: 800;
}

.portal-user-card span,
.portal-user-card small {
    display: block;
    margin-top: 0.18rem;
    color: var(--hc-slate);
}

.portal-side-menu {
    display: grid;
    gap: 0.65rem;
    margin-top: 1rem;
}

.portal-side-menu button {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.9rem 1rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    border-radius: 1rem;
    background: #ffffff;
    color: var(--hc-navy);
    font-weight: 700;
    text-align: left;
    transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.portal-side-menu button:hover,
.portal-side-menu button.is-active {
    border-color: rgba(251, 135, 63, 0.35);
    box-shadow: 0 12px 24px rgba(251, 135, 63, 0.08);
    transform: translateY(-1px);
}

.portal-side-menu i {
    color: var(--primary);
}

.portal-public-note {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 1rem;
    background: rgba(251, 135, 63, 0.08);
    color: var(--hc-slate);
    font-size: 0.9rem;
    line-height: 1.7;
}

.portal-main {
    padding: 1.3rem;
}

.portal-panel-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(9, 26, 58, 0.08);
}

.portal-panel-head h3 {
    margin-bottom: 0.35rem;
    color: var(--hc-navy);
}

.portal-panel-head p {
    margin-bottom: 0;
    color: var(--hc-slate);
}

.portal-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.55rem 0.85rem;
    border-radius: 999px;
    background: rgba(9, 26, 58, 0.06);
    color: var(--hc-navy);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.portal-view {
    padding-top: 1.2rem;
}

.portal-grid {
    display: grid;
    gap: 1rem;
}

.portal-grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.portal-grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.portal-card {
    padding: 1.15rem;
    border-radius: 1.2rem;
    background: rgba(9, 26, 58, 0.03);
    border: 1px solid rgba(9, 26, 58, 0.08);
}

.portal-card h4,
.portal-card h5 {
    color: var(--hc-navy);
}

.portal-card p,
.portal-card li,
.portal-card small,
.portal-card span {
    color: var(--hc-slate);
}

.portal-architecture-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.portal-architecture-card {
    padding: 1.35rem;
    border-radius: 1.25rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 18px 42px rgba(9, 26, 58, 0.06);
}

.portal-architecture-card h3 {
    color: var(--hc-navy);
    font-size: 1.05rem;
}

.portal-architecture-card ul {
    margin: 0.95rem 0 0;
    padding-left: 1rem;
}

.portal-architecture-card li {
    color: var(--hc-slate);
    line-height: 1.8;
}

.portal-roadmap {
    display: grid;
    gap: 1rem;
    max-width: 1040px;
    margin: 0 auto;
}

.portal-roadmap-step {
    display: grid;
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 1rem;
    align-items: center;
    padding: 1.2rem 1.25rem;
    border-radius: 1.2rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 16px 34px rgba(9, 26, 58, 0.05);
}

.portal-roadmap-step strong {
    color: var(--primary);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.portal-roadmap-step span {
    color: var(--hc-slate);
    line-height: 1.75;
}

.portal-metric-stack strong {
    display: block;
    color: var(--hc-navy);
    font-size: 1.8rem;
    font-weight: 800;
}

.portal-metric-stack span {
    display: block;
    margin-top: 0.15rem;
    color: var(--hc-slate);
    font-size: 0.88rem;
}

.portal-auth-tabs {
    display: inline-flex;
    gap: 0.5rem;
    padding: 0.4rem;
    border-radius: 999px;
    background: rgba(9, 26, 58, 0.06);
}

.portal-auth-tab {
    padding: 0.75rem 1.1rem;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--hc-navy);
    font-weight: 800;
}

.portal-auth-tab.is-active {
    background: #ffffff;
    box-shadow: 0 10px 24px rgba(9, 26, 58, 0.08);
}

.portal-catalog-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(180px, 0.75fr));
    gap: 0.9rem;
    margin-top: 1.1rem;
    margin-bottom: 1.25rem;
}

.portal-auth-form {
    display: grid;
    gap: 1rem;
    margin-top: 1.35rem;
}

.portal-auth-form .form-control,
.portal-auth-form .form-select,
.portal-builder-form .form-control,
.portal-builder-form .form-select,
.portal-grade-input,
.portal-verify-inline .form-control {
    min-height: 52px;
    border-radius: 1rem;
    border: 1px solid rgba(9, 26, 58, 0.12);
    background: rgba(255, 255, 255, 0.96);
}

.portal-auth-form textarea.form-control,
.portal-builder-form textarea.form-control {
    min-height: 128px;
}

.portal-inline-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.portal-help-text {
    margin-top: 1rem;
    color: var(--hc-slate);
    font-size: 0.9rem;
    line-height: 1.75;
}

.portal-help-text strong {
    color: var(--hc-navy);
}

.portal-status-message {
    margin-top: 1rem;
    padding: 0.9rem 1rem;
    border-radius: 1rem;
    display: none;
    font-size: 0.92rem;
    line-height: 1.7;
}

.portal-status-message.is-visible {
    display: block;
}

.portal-status-message.is-success {
    background: rgba(20, 184, 92, 0.1);
    color: #0a7b3f;
    border: 1px solid rgba(20, 184, 92, 0.16);
}

.portal-status-message.is-error {
    background: rgba(220, 38, 38, 0.08);
    color: #b42318;
    border: 1px solid rgba(220, 38, 38, 0.16);
}

.portal-builder-form {
    display: grid;
    gap: 1rem;
}

.portal-question-list {
    display: grid;
    gap: 0.85rem;
}

.portal-question-card,
.portal-exam-card,
.portal-attempt-card,
.portal-certificate-card {
    padding: 1.1rem;
    border-radius: 1.1rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: #ffffff;
    box-shadow: 0 16px 34px rgba(9, 26, 58, 0.05);
}

.portal-question-card strong,
.portal-exam-card strong,
.portal-attempt-card strong,
.portal-certificate-card strong {
    color: var(--hc-navy);
}

.portal-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 0.85rem;
}

.portal-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.42rem 0.7rem;
    border-radius: 999px;
    background: rgba(9, 26, 58, 0.06);
    color: var(--hc-slate);
    font-size: 0.78rem;
    font-weight: 700;
}

.portal-chip.is-pass {
    background: rgba(20, 184, 92, 0.1);
    color: #0f8a47;
}

.portal-chip.is-fail {
    background: rgba(220, 38, 38, 0.08);
    color: #b42318;
}

.portal-chip.is-pending {
    background: rgba(251, 135, 63, 0.12);
    color: #b86022;
}

.portal-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-top: 1rem;
}

.portal-card-actions .btn {
    min-width: 138px;
}

.portal-empty {
    padding: 2rem 1.4rem;
    border-radius: 1.1rem;
    border: 1px dashed rgba(9, 26, 58, 0.18);
    text-align: center;
    color: var(--hc-slate);
    background: rgba(9, 26, 58, 0.02);
}

.portal-empty strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--hc-navy);
}

.portal-exam-stage {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: rgba(6, 17, 37, 0.7);
    backdrop-filter: blur(8px);
}

.portal-exam-stage.is-open {
    display: flex;
}

.portal-exam-dialog,
.portal-certificate-dialog {
    width: min(1020px, 100%);
    max-height: calc(100vh - 3rem);
    overflow: hidden;
    border-radius: 1.6rem;
    background: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: 0 34px 85px rgba(7, 17, 36, 0.35);
    display: flex;
    flex-direction: column;
}

.portal-exam-header,
.portal-certificate-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.4rem;
    border-bottom: 1px solid rgba(9, 26, 58, 0.08);
}

.portal-exam-header h3,
.portal-certificate-header h3 {
    color: var(--hc-navy);
}

.portal-close {
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: rgba(9, 26, 58, 0.07);
    color: var(--hc-navy);
    font-size: 1.1rem;
}

.portal-exam-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 0.65rem;
}

.portal-exam-body {
    padding: 1.2rem 1.4rem 1.4rem;
    overflow-y: auto;
}

.portal-exam-warning {
    padding: 0.95rem 1rem;
    border-radius: 1rem;
    background: rgba(251, 135, 63, 0.1);
    border: 1px solid rgba(251, 135, 63, 0.18);
    color: #9a561e;
    font-size: 0.92rem;
    line-height: 1.7;
}

.portal-exam-question {
    margin-top: 1rem;
    padding: 1.15rem;
    border-radius: 1.1rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: rgba(9, 26, 58, 0.02);
}

.portal-exam-question h5 {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    color: var(--hc-navy);
    font-size: 1rem;
}

.portal-option-list {
    display: grid;
    gap: 0.75rem;
    margin-top: 0.95rem;
}

.portal-option {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    padding: 0.95rem 1rem;
    border-radius: 0.95rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: #ffffff;
}

.portal-option input {
    margin-top: 0.1rem;
}

.portal-option span {
    color: var(--hc-slate);
    line-height: 1.7;
}

.portal-exam-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    padding: 1rem 1.4rem 1.25rem;
    border-top: 1px solid rgba(9, 26, 58, 0.08);
    background: rgba(9, 26, 58, 0.02);
}

.portal-exam-footer p {
    margin: 0;
    color: var(--hc-slate);
    font-size: 0.9rem;
}

.portal-review-question {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 1rem;
    background: rgba(9, 26, 58, 0.03);
    border: 1px solid rgba(9, 26, 58, 0.08);
}

.portal-review-answer {
    margin-top: 0.75rem;
    padding: 0.9rem 1rem;
    border-radius: 0.95rem;
    background: #ffffff;
    color: var(--hc-slate);
    border: 1px solid rgba(9, 26, 58, 0.08);
    white-space: pre-wrap;
}

.portal-grade-grid {
    display: grid;
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 0.9rem;
    margin-top: 0.85rem;
}

.portal-certificate-stage {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: rgba(6, 17, 37, 0.68);
    backdrop-filter: blur(8px);
}

.portal-certificate-stage.is-open {
    display: flex;
}

.portal-certificate-body {
    padding: 1.35rem;
    overflow-y: auto;
}

.certificate-sheet {
    position: relative;
    padding: 2.1rem;
    border-radius: 1.5rem;
    background:
        linear-gradient(135deg, rgba(251, 135, 63, 0.08), transparent 28%),
        linear-gradient(225deg, rgba(9, 26, 58, 0.08), transparent 32%),
        #ffffff;
    border: 1px solid rgba(9, 26, 58, 0.08);
    box-shadow: inset 0 0 0 6px rgba(9, 26, 58, 0.03);
}

.certificate-sheet::before,
.certificate-sheet::after {
    content: "";
    position: absolute;
    width: 140px;
    height: 140px;
    border: 1px solid rgba(251, 135, 63, 0.18);
    border-radius: 50%;
    pointer-events: none;
}

.certificate-sheet::before {
    top: 22px;
    right: 22px;
}

.certificate-sheet::after {
    bottom: 26px;
    left: 22px;
}

.certificate-top {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
}

.certificate-brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.certificate-brand img {
    width: 66px;
    height: 66px;
    border-radius: 1.15rem;
    object-fit: cover;
}

.certificate-brand strong {
    display: block;
    color: var(--hc-navy);
    font-size: 1.1rem;
    font-weight: 800;
}

.certificate-brand span {
    display: block;
    margin-top: 0.18rem;
    color: var(--hc-slate);
    font-size: 0.85rem;
}

.certificate-code {
    padding: 0.65rem 0.85rem;
    border-radius: 999px;
    background: rgba(9, 26, 58, 0.05);
    color: var(--hc-navy);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.certificate-sheet h2 {
    margin-top: 2rem;
    color: var(--hc-navy);
    font-size: clamp(2rem, 4vw, 3.2rem);
    text-align: center;
}

.certificate-sheet p {
    margin: 0.8rem auto 0;
    max-width: 720px;
    color: var(--hc-slate);
    line-height: 1.9;
    text-align: center;
}

.certificate-recipient {
    margin-top: 1.75rem;
    text-align: center;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--primary);
}

.certificate-metadata {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.85rem;
    margin-top: 2rem;
}

.certificate-metadata div {
    padding: 1rem 0.9rem;
    border-radius: 1rem;
    background: rgba(9, 26, 58, 0.03);
    text-align: center;
}

.certificate-metadata strong {
    display: block;
    color: var(--hc-navy);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.certificate-metadata span {
    display: block;
    margin-top: 0.35rem;
    color: var(--hc-slate);
    font-size: 0.95rem;
    line-height: 1.55;
}

.certificate-signoff {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
}

.certificate-signoff div {
    min-width: 180px;
}

.certificate-signoff strong {
    display: block;
    color: var(--hc-navy);
}

.certificate-signoff span {
    display: block;
    margin-top: 0.3rem;
    color: var(--hc-slate);
}

.certificate-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.2rem;
}

.portal-hidden {
    display: none !important;
}

.portal-form-note {
    color: var(--hc-slate);
    font-size: 0.85rem;
}

.portal-divider {
    height: 1px;
    margin: 1.2rem 0;
    background: rgba(9, 26, 58, 0.08);
}

@media (max-width: 1199.98px) {
    .portal-capability-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .portal-architecture-grid {
        grid-template-columns: 1fr;
    }

    .portal-shell {
        grid-template-columns: 1fr;
    }

    .portal-sidebar {
        position: static;
    }

    .exam-hero-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 991.98px) {
    .portal-grid.two,
    .portal-grid.three,
    .portal-inline-grid,
    .certificate-metadata,
    .portal-metric-grid,
    .portal-roadmap-step {
        grid-template-columns: 1fr;
    }

    .portal-grade-grid {
        grid-template-columns: 1fr;
    }

    .certificate-signoff,
    .portal-exam-footer,
    .portal-panel-head {
        flex-direction: column;
        align-items: stretch;
    }

    .portal-catalog-toolbar {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .exam-hero {
        padding-top: 5rem;
    }

    .exam-hero-points,
    .portal-capability-grid {
        grid-template-columns: 1fr;
    }

    .portal-main,
    .portal-sidebar,
    .portal-preview-card {
        padding: 1rem;
    }

    .portal-exam-stage,
    .portal-certificate-stage {
        padding: 0.75rem;
    }

    .portal-verify-row {
        flex-direction: column;
    }

    .portal-exam-header,
    .portal-exam-body,
    .portal-exam-footer,
    .portal-certificate-header,
    .portal-certificate-body {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .certificate-sheet {
        padding: 1.35rem;
    }

    .certificate-top {
        flex-direction: column;
        align-items: flex-start;
    }
}

.portal-grid.four {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.portal-grid.five {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem;
}

.portal-catalog-toolbar--single {
    grid-template-columns: minmax(0, 1fr);
}

.portal-tier-summary-grid {
    margin-top: 0.5rem;
}

.portal-tier-section {
    margin-top: 1.5rem;
    padding: 1.2rem;
    border-radius: 1.35rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(246, 248, 252, 0.92) 100%);
    box-shadow: 0 18px 44px rgba(9, 26, 58, 0.06);
}

.portal-tier-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.portal-tier-head h4 {
    margin: 0.55rem 0 0.45rem;
    color: var(--hc-navy);
    font-size: 1.35rem;
}

.portal-tier-head p {
    margin: 0;
    max-width: 680px;
    color: var(--hc-slate);
    line-height: 1.75;
}

.portal-tier-label {
    display: inline-flex;
    align-items: center;
    padding: 0.42rem 0.75rem;
    border-radius: 999px;
    background: rgba(251, 135, 63, 0.12);
    color: #b86022;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.portal-tier-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(285px, 1fr));
    gap: 1rem;
}

.portal-filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1.15rem 0 1rem;
}

.portal-filter-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.72rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(9, 26, 58, 0.12);
    background: #ffffff;
    color: var(--hc-navy);
    font-weight: 800;
    box-shadow: 0 12px 28px rgba(9, 26, 58, 0.05);
}

.portal-filter-tab span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 0.4rem;
    border-radius: 999px;
    background: rgba(9, 26, 58, 0.06);
    color: var(--hc-slate);
    font-size: 0.78rem;
}

.portal-filter-tab.is-active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 18px 40px rgba(251, 135, 63, 0.22);
}

.portal-filter-tab.is-active span {
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
}

.portal-disabled-button {
    opacity: 0.74;
    cursor: not-allowed;
}

.portal-check {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    padding: 0.9rem 1rem;
    border-radius: 1rem;
    border: 1px solid rgba(9, 26, 58, 0.08);
    background: rgba(9, 26, 58, 0.03);
    color: var(--hc-slate);
    line-height: 1.7;
}

.portal-check input {
    margin-top: 0.24rem;
    accent-color: var(--primary);
}

.certificate-sheet {
    --certificate-accent: var(--primary);
    --certificate-accent-soft: rgba(251, 135, 63, 0.08);
    --certificate-ink: var(--hc-navy);
    --certificate-panel: rgba(9, 26, 58, 0.03);
    --certificate-outline: rgba(251, 135, 63, 0.18);
    background:
        linear-gradient(135deg, var(--certificate-accent-soft), transparent 28%),
        linear-gradient(225deg, rgba(9, 26, 58, 0.08), transparent 32%),
        #ffffff;
}

.certificate-sheet::before,
.certificate-sheet::after {
    border-color: var(--certificate-outline);
}

.certificate-brand strong,
.certificate-code,
.certificate-sheet h2,
.certificate-metadata strong,
.certificate-signoff strong {
    color: var(--certificate-ink);
}

.certificate-recipient {
    color: var(--certificate-accent);
}

.certificate-metadata div {
    background: var(--certificate-panel);
}

.certificate-level-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 1.4rem auto 0;
    padding: 0.55rem 0.95rem;
    border-radius: 999px;
    background: var(--certificate-accent-soft);
    color: var(--certificate-accent);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

@media (max-width: 991.98px) {
    .portal-grid.four {
        grid-template-columns: 1fr 1fr;
    }

    .portal-grid.five {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .portal-tier-head {
        flex-direction: column;
    }
}

@media (max-width: 767.98px) {
    .portal-grid.four {
        grid-template-columns: 1fr;
    }

    .portal-grid.five {
        grid-template-columns: 1fr;
    }

    .portal-tier-section {
        padding: 1rem;
    }
}