:root {
    color-scheme: light;
    --portal-bg: #f8fafc;
    --portal-card-bg: #ffffff;
    --portal-card-border: rgba(148, 163, 184, 0.2);
    --portal-card-shadow: 0 15px 35px -15px rgba(15, 23, 42, 0.25);
    --portal-text: #1e293b;
    --portal-text-secondary: #475569;
    --portal-highlight: #2563eb;
    --portal-radius-lg: 28px;
    --portal-radius-md: 20px;
    --portal-radius-sm: 12px;
}

.portal-body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 45%, #f8fafc 100%);
    color: var(--portal-text);
    min-height: 100vh;
    margin: 0;
    display: flex;
    flex-direction: column;
}

.portal-hero {
    position: relative;
    overflow: hidden;
    padding: clamp(3rem, 5vw, 5rem) clamp(1.5rem, 5vw, 6rem) clamp(3rem, 6vw, 6rem);
    display: grid;
    grid-template-columns: minmax(0, 680px) minmax(0, 1fr);
    align-items: center;
    gap: clamp(2rem, 4vw, 6rem);
}

.portal-hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 15% 15%, rgba(37, 99, 235, 0.15), transparent 55%),
                radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.12), transparent 50%),
                radial-gradient(circle at 50% 110%, rgba(139, 92, 246, 0.15), transparent 55%);
    z-index: -2;
}

.portal-hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.portal-eyebrow {
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(37, 99, 235, 0.85);
}

.portal-hero h1 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    line-height: 1.1;
    margin: 0;
}

.portal-hero p {
    margin: 0;
    max-width: 46ch;
    color: var(--portal-text-secondary);
    font-size: clamp(1.05rem, 2.2vw, 1.2rem);
}

.portal-hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.85rem 1.4rem;
    background: var(--portal-highlight);
    color: #fff;
    font-weight: 600;
    border-radius: var(--portal-radius-sm);
    box-shadow: 0 12px 25px -12px rgba(37, 99, 235, 0.6);
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.portal-hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 35px -18px rgba(37, 99, 235, 0.65);
}

.portal-hero-illustration {
    position: relative;
    min-height: clamp(260px, 40vw, 420px);
}

.portal-orbit {
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(37, 99, 235, 0.25);
    animation: portalOrbit 18s linear infinite;
    mix-blend-mode: hard-light;
}

.portal-orbit.orbit-1 {
    width: clamp(200px, 35vw, 320px);
    height: clamp(200px, 35vw, 320px);
    top: 10%;
    left: 15%;
}

.portal-orbit.orbit-2 {
    width: clamp(280px, 45vw, 420px);
    height: clamp(280px, 45vw, 420px);
    top: 0;
    right: 12%;
    animation-direction: reverse;
}

.portal-orbit.orbit-3 {
    width: clamp(360px, 55vw, 520px);
    height: clamp(360px, 55vw, 520px);
    top: 20%;
    right: -5%;
    animation-duration: 26s;
}

@keyframes portalOrbit {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.portal-main {
    width: min(1200px, 94vw);
    margin: 0 auto clamp(5rem, 10vw, 8rem);
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.5rem, 3vw, 2.5rem);
}

.portal-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1.35rem;
    background: var(--portal-card-bg);
    border-radius: var(--portal-radius-md);
    padding: 1.75rem;
    border: 1px solid var(--portal-card-border);
    box-shadow: var(--portal-card-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    isolation: isolate;
}

.portal-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), transparent 65%);
    opacity: 0;
    transition: opacity 0.25s ease;
    z-index: -1;
}

.portal-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 45px -25px rgba(15, 23, 42, 0.45);
}

.portal-card:hover::before {
    opacity: 1;
}

.portal-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}

.portal-card-icon {
    width: 54px;
    height: 54px;
    border-radius: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: color-mix(in srgb, var(--portal-accent, var(--portal-highlight)) 18%, transparent);
    color: color-mix(in srgb, var(--portal-accent, var(--portal-highlight)) 85%, #0f172a 5%);
}

.portal-card-logo {
    height: 54px;
    display: flex;
    align-items: center;
}

.portal-card-logo img {
    max-height: 54px;
    width: auto;
    object-fit: contain;
}

.portal-card-badge {
    padding: 0.35rem 0.75rem;
    background: rgba(51, 65, 85, 0.08);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(15, 23, 42, 0.75);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.portal-card-body h3 {
    margin: 0 0 0.65rem;
    font-size: 1.4rem;
}

.portal-card-body p {
    margin: 0;
    color: var(--portal-text-secondary);
    line-height: 1.55;
}

.portal-card-tags {
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.portal-card-tags li {
    background: rgba(37, 99, 235, 0.08);
    color: rgba(37, 99, 235, 0.85);
    padding: 0.35rem 0.65rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.portal-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.portal-card-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.portal-status-indicator {
    width: 0.7rem;
    height: 0.7rem;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.status-online {
    color: #16a34a;
}

.status-maintenance {
    color: #f59e0b;
}

.status-offline {
    color: #ef4444;
}

.status-coming-soon {
    color: #6366f1;
}

.portal-card-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1.1rem;
    border-radius: 999px;
    border: 1px solid rgba(37, 99, 235, 0.25);
    text-decoration: none;
    font-weight: 600;
    color: var(--portal-highlight);
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.portal-card-cta:hover {
    background: var(--portal-highlight);
    color: #fff;
    transform: translateX(2px);
}

.portal-footer {
    margin-top: auto;
    padding: 2.5rem clamp(1.5rem, 5vw, 4rem);
    background: rgba(15, 23, 42, 0.04);
}

.portal-footer-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem 2rem;
    color: rgba(15, 23, 42, 0.65);
    font-size: 0.95rem;
}

.portal-footer-links {
    display: flex;
    gap: 1rem 1.5rem;
    flex-wrap: wrap;
}

.portal-footer-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: inherit;
    text-decoration: none;
    font-weight: 600;
}

.portal-footer-links a:hover {
    color: var(--portal-highlight);
}

@media (max-width: 980px) {
    .portal-hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .portal-hero-content {
        align-items: center;
    }

    .portal-hero-illustration {
        order: -1;
    }

    .portal-card {
        padding: 1.5rem;
    }

    .portal-card-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .portal-card-cta {
        justify-content: center;
    }

    .portal-footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}