/* ================= MAIN HUB STYLE (PHIROM MANAGER MASTER) ================= */
/* អនុវត្តច្បាប់ពណ៌ PHIROM MANAGER: ទឹកក្រូច #FF8B00, ខៀវ #005ACC, ស #FFFFFF, ខៀវបៃតង #00C7C7 */
:root {
    --pm-orange: #FF8B00;
    --pm-blue: #005ACC;
    --pm-cyan: #00C7C7;
    --pm-white: #FFFFFF;
}

.main-hero-banner {
    padding: 85px 0;
    background: radial-gradient(circle at 50% 10%, rgba(255, 139, 0, 0.2), rgba(0, 90, 204, 0.25), #070a12 75%);
    border-bottom: 2px solid var(--pm-cyan);
}

.title-phirom-manager {
    font-weight: 800;
    background: linear-gradient(90deg, var(--pm-orange), var(--pm-white), var(--pm-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 5px 25px rgba(255, 139, 0, 0.3);
}

.brush-stroke-badge {
    background: linear-gradient(90deg, var(--pm-blue), var(--pm-cyan));
    color: var(--pm-white);
    padding: 6px 20px;
    border-radius: 50px 10px 50px 10px;
    font-weight: 700;
    display: inline-block;
    box-shadow: 0 0 15px rgba(0, 199, 199, 0.5);
}

/* កាតច្រកចូលទៅកាន់ស្ថាប័នទាំង ៤ (4 Portal Cards) */
.portal-card {
    background: rgba(12, 19, 36, 0.9);
    border: 2px solid rgba(0, 199, 199, 0.25);
    border-radius: 20px;
    padding: 30px 22px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.portal-card:hover {
    transform: translateY(-10px);
    border-color: var(--pm-orange);
    box-shadow: 0 20px 40px rgba(0, 90, 204, 0.4), 0 0 25px rgba(255, 139, 0, 0.3);
}
.portal-logo-circle {
    width: 110px;
    height: 110px;
    object-fit: contain;
    background: #FFFFFF;
    padding: 10px;
    border-radius: 22px;
    margin: 0 auto 20px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

/* រូបថតអ្នកបង្កើតជារង្វង់មូល (ដាច់ដោយឡែកពីឡូកូ) */
.founder-circle-img {
    width: 210px;
    height: 210px;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--pm-orange);
    box-shadow: 0 0 30px rgba(0, 199, 199, 0.5);
}

/* AI Engineering Cards */
.ai-eng-card {
    background: linear-gradient(145deg, rgba(0, 90, 204, 0.18), rgba(0, 199, 199, 0.08));
    border: 1px solid var(--pm-cyan);
    border-radius: 16px;
    padding: 25px;
    transition: all 0.3s ease;
    height: 100%;
}
.ai-eng-card:hover {
    background: linear-gradient(145deg, rgba(255, 139, 0, 0.2), rgba(0, 90, 204, 0.25));
    border-color: var(--pm-orange);
    transform: scale(1.03);
}