/* ==========================================================================
   falcon77 labs — Full-Screen Gateway Selection Portal (Index Hero)
   ========================================================================== */

@media (min-width: 1025px) {
    body.index-portal-body {
        overflow: hidden !important;
        height: 100vh !important;
        max-height: 100vh !important;
    }
    body.index-portal-body .portal-hero {
        height: 100vh !important;
        max-height: 100vh !important;
        overflow: hidden !important;
        padding: 5rem 2.5rem 1.5rem !important;
    }
}

.portal-hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 5.5rem 2.5rem 2rem;
    box-sizing: border-box;
    overflow: hidden;
    background-color: var(--bg-color);
}

/* 3D Falcon Canvas in Background */
.portal-hero .hero-3d-falcon-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    display: block;
    opacity: 0.9;
}

/* Atmospheric Ambient Glows */
.portal-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.12;
}

.portal-glow--software {
    top: 20%;
    left: 10%;
    background: var(--color-software);
}

.portal-glow--design {
    top: 15%;
    left: 45%;
    background: var(--color-design);
}

.portal-glow--marketing {
    top: 25%;
    right: 10%;
    background: var(--color-marketing);
}

/* Portal Content Container */
.portal-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1380px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    justify-content: center;
}

/* Top Eyebrow & Status */
.portal-header {
    margin-bottom: 2rem;
    max-width: 800px;
}

.portal-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.35rem 0.9rem;
    background: color-mix(in srgb, var(--bg-surface) 90%, transparent);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--accent);
    text-transform: uppercase;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    margin-bottom: 1.25rem;
}

.portal-status-badge__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
    animation: portal-pulse 2s infinite ease-in-out;
}

@keyframes portal-pulse {
    0%, 100% { transform: scale(1); opacity: 0.4; }
    50% { transform: scale(1.3); opacity: 1; }
}

.portal-title {
    font-size: clamp(2.2rem, 4.5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text-main);
    margin: 0 0 0.85rem 0;
    text-transform: uppercase;
}

.portal-subtitle {
    font-size: clamp(0.95rem, 1.2vw, 1.15rem);
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0 auto;
    max-width: 680px;
}

/* ==========================================================================
   3 Department Gateway Cards Grid
   ========================================================================== */
.portal-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    width: 100%;
    margin-top: 2rem;
    perspective: 1200px;
}

.portal-card {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: color-mix(in srgb, var(--bg-surface) 90%, transparent);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    padding: 2.25rem 2rem;
    text-decoration: none;
    color: inherit;
    text-align: left;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 15px 35px -10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.portal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-accent, var(--accent));
    opacity: 0.4;
    transition: opacity 0.3s ease, height 0.3s ease;
}

.portal-card:hover {
    transform: translateY(-8px) scale(1.015);
    border-color: var(--card-accent, var(--accent));
    box-shadow: 0 25px 50px -15px color-mix(in srgb, var(--card-accent, var(--accent)) 25%, transparent),
                0 0 0 1px var(--card-accent, var(--accent));
}

.portal-card:hover::before {
    opacity: 1;
    height: 4px;
}

/* Individual Card Accent Themes */
.portal-card--software {
    --card-accent: var(--color-software, #d97706);
}

.portal-card--design {
    --card-accent: var(--color-design, #a855f7);
}

.portal-card--marketing {
    --card-accent: var(--color-marketing, #059669);
}

/* Card Elements */
.portal-card__top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.portal-card__icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: color-mix(in srgb, var(--card-accent) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--card-accent) 25%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--card-accent);
    transition: transform 0.3s ease, background 0.3s ease;
}

.portal-card:hover .portal-card__icon-wrap {
    transform: scale(1.1) rotate(-3deg);
    background: var(--card-accent);
    color: #ffffff;
}

.portal-card__badge-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.portal-card__kbd {
    font-size: 0.68rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-muted);
    background: var(--bg-color);
    border: 1px solid var(--border-subtle);
    padding: 0.15rem 0.45rem;
    border-radius: 3px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.portal-card__num {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--card-accent);
}

.portal-card__title {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 0 0 0.65rem 0;
    letter-spacing: -0.01em;
}

.portal-card__tagline {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin: 0 0 1.25rem 0;
    min-height: 2.75rem;
}

/* Feature Pills */
.portal-card__pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 1.75rem;
}

.portal-card__pill {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-main);
    background: var(--bg-tag);
    border: 1px solid var(--border-subtle);
    padding: 0.25rem 0.55rem;
    border-radius: 3px;
}

/* Card CTA Action */
.portal-card__cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--card-accent);
}

.portal-card__arrow {
    font-size: 1.15rem;
    transition: transform 0.3s ease;
}

.portal-card:hover .portal-card__arrow {
    transform: translateX(6px);
}

/* Bottom Hint & Explorer Bar */
.portal-footer {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1380px;
    margin: 1.5rem auto 0;
    padding-top: 1rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.portal-footer__scroll-link {
    color: var(--text-muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    transition: color 0.2s ease, transform 0.2s ease;
    cursor: default;
}

.portal-footer__scroll-link:hover {
    color: var(--accent);
    transform: translateY(2px);
}

.portal-footer__kbd-guide {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
    .portal-hero {
        height: auto;
        min-height: 100vh;
        padding: 5rem 1.5rem 3rem;
    }
    .portal-cards-grid {
        grid-template-columns: 1fr;
        max-width: 580px;
        gap: 1.25rem;
    }
    .portal-card__tagline {
        min-height: auto;
    }
    .portal-footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}