.portal-page {
    background:
        radial-gradient(circle at 8% 0%, rgba(7, 88, 181, 0.10), transparent 28%),
        linear-gradient(180deg, #f7fbff 0%, #ffffff 46%, #f4f8ff 100%);
}

.portal-hero {
    padding: 72px 0 42px;
}

.portal-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.18fr) minmax(320px, 0.82fr);
    gap: 28px;
    align-items: center;
}

.portal-hero h1 {
    margin: 12px 0 16px;
    color: var(--blue-deep);
    font-size: clamp(2.5rem, 5vw, 4.7rem);
    line-height: 1.02;
    letter-spacing: -0.045em;
}

.portal-hero p {
    max-width: 720px;
    margin: 0 0 22px;
    color: var(--muted);
    font-size: 1.05rem;
}

.portal-summary {
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 28px;
    background: linear-gradient(145deg, #062f68, #0758b5);
    color: #fff;
    box-shadow: var(--shadow-lg);
}

.portal-summary strong {
    display: block;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.portal-summary p {
    margin: 0;
    color: rgba(255,255,255,.82);
    font-size: .95rem;
}

.portal-summary-list {
    display: grid;
    gap: 10px;
    margin-top: 18px;
}

.portal-summary-item {
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 10px;
    align-items: start;
    padding: 11px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,.14);
    background: rgba(255,255,255,.08);
}

.portal-summary-item span:first-child {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: rgba(255,255,255,.14);
    font-weight: 900;
}

.portal-summary-item b,
.portal-summary-item small {
    display: block;
}

.portal-summary-item small {
    color: rgba(255,255,255,.72);
    line-height: 1.35;
    margin-top: 2px;
}

.portal-courses {
    padding: 42px 0 78px;
}

.portal-course-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.portal-course-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 340px;
    padding: 28px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 28px;
    background: rgba(255,255,255,.96);
    box-shadow: var(--shadow-sm);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.portal-course-card:hover {
    transform: translateY(-4px);
    border-color: rgba(7,88,181,.28);
    box-shadow: var(--shadow);
}

.portal-course-card::after {
    content: '';
    position: absolute;
    right: -65px;
    top: -70px;
    width: 210px;
    height: 210px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(7,88,181,.10), transparent 70%);
    pointer-events: none;
}

.portal-course-head {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
}

.portal-course-mark {
    width: 64px;
    height: 64px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--blue-dark), var(--blue));
    color: #fff;
    font-size: 1.05rem;
    font-weight: 900;
    box-shadow: 0 12px 28px rgba(7,88,181,.2);
}

.portal-status {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 11px;
    border-radius: 999px;
    background: #eaf8f2;
    color: #0d7953;
    font-size: .78rem;
    font-weight: 800;
}

.portal-status::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #17a672;
}

.portal-course-card h2 {
    position: relative;
    z-index: 1;
    margin: 0 0 6px;
    color: var(--blue-deep);
    font-size: 1.55rem;
}

.portal-course-audience {
    position: relative;
    z-index: 1;
    margin-bottom: 12px;
    color: var(--blue);
    font-size: .88rem;
    font-weight: 800;
}

.portal-course-card p {
    position: relative;
    z-index: 1;
    margin: 0 0 18px;
    color: var(--muted);
}

.portal-features {
    position: relative;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 22px;
}

.portal-features span {
    padding: 7px 10px;
    border-radius: 999px;
    background: var(--blue-soft);
    color: var(--blue-dark);
    font-size: .78rem;
    font-weight: 800;
}

.portal-course-actions {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: auto;
}

.portal-note {
    margin-top: 22px;
    padding: 20px 22px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 16px;
    align-items: center;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(234,244,255,.86), rgba(255,255,255,.98));
}

.portal-note-mark {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: #fff;
    color: var(--blue);
    font-weight: 900;
    border: 1px solid var(--line);
}

.portal-note strong,
.portal-note span {
    display: block;
}

.portal-note span {
    color: var(--muted);
    font-size: .9rem;
    margin-top: 2px;
}

@media (max-width: 900px) {
    .portal-hero-grid,
    .portal-course-grid {
        grid-template-columns: 1fr;
    }

    .portal-hero {
        padding-top: 54px;
    }
}

@media (max-width: 620px) {
    .portal-hero,
    .portal-courses {
        padding-left: 0;
        padding-right: 0;
    }

    .portal-course-card,
    .portal-summary {
        padding: 21px;
        border-radius: 22px;
    }

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

    .portal-note .btn {
        grid-column: 1 / -1;
        width: 100%;
    }

    .portal-course-actions .btn {
        width: 100%;
    }
}