/* ===================================
   SYSTEM REQUIREMENTS SECTION
   =================================== */

.requirements-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #0a0e27 0%, #1a1f2e 50%, #0a0e27 100%);
    position: relative;
    overflow: hidden;
}

.requirements-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 40%, rgba(0, 168, 255, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 70% 60%, rgba(0, 210, 255, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.requirements-section .container {
    position: relative;
    z-index: 1;
}

/* Requirement Card */
.requirement-card {
    background: linear-gradient(145deg, #1a1f2e 0%, #252b3d 50%, #1e2433 100%);
    border: 2px solid rgba(0, 168, 255, 0.2);
    border-radius: 24px;
    padding: 3rem;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 60px rgba(0, 168, 255, 0.1);
}

.requirement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg,
            transparent,
            rgba(0, 168, 255, 0.5) 50%,
            transparent);
}

.requirement-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 168, 255, 0.5);
    box-shadow:
        0 30px 60px rgba(0, 0, 0, 0.4),
        0 0 100px rgba(0, 168, 255, 0.3);
}

.requirement-card.recommended {
    border-color: rgba(255, 215, 0, 0.3);
}

.requirement-card.recommended::before {
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 215, 0, 0.6) 50%,
            transparent);
}

.requirement-card.recommended:hover {
    border-color: rgba(255, 215, 0, 0.6);
    box-shadow:
        0 30px 60px rgba(0, 0, 0, 0.4),
        0 0 100px rgba(255, 215, 0, 0.3);
}

/* Requirement Badge */
.requirement-badge {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #00a8ff, #00d2ff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0, 168, 255, 0.4);
    animation: badgeFloat 3s ease-in-out infinite;
}

.requirement-card.recommended .requirement-badge {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.4);
}

.requirement-badge i {
    font-size: 2rem;
    color: #0a0e27;
}

/* Requirement Title */
.requirement-title {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #fff 0%, #00a8ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.requirement-card.recommended .requirement-title {
    background: linear-gradient(135deg, #fff 0%, #ffd700 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Requirement List */
.requirement-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.requirement-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(0, 168, 255, 0.05);
    border: 1px solid rgba(0, 168, 255, 0.1);
    border-radius: 16px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.requirement-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: linear-gradient(90deg,
            rgba(0, 168, 255, 0.2),
            transparent);
    transition: width 0.3s ease;
}

.requirement-item:hover::before {
    width: 100%;
}

.requirement-item:hover {
    background: rgba(0, 168, 255, 0.1);
    border-color: rgba(0, 168, 255, 0.3);
    transform: translateX(10px);
}

.requirement-card.recommended .requirement-item {
    background: rgba(255, 215, 0, 0.05);
    border-color: rgba(255, 215, 0, 0.1);
}

.requirement-card.recommended .requirement-item::before {
    background: linear-gradient(90deg,
            rgba(255, 215, 0, 0.2),
            transparent);
}

.requirement-card.recommended .requirement-item:hover {
    background: rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.3);
}

/* Requirement Icon */
.req-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(0, 168, 255, 0.2), rgba(0, 210, 255, 0.1));
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.requirement-item:hover .req-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(0, 168, 255, 0.3), rgba(0, 210, 255, 0.2));
    border-color: rgba(0, 168, 255, 0.5);
}

.requirement-card.recommended .req-icon {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2), rgba(255, 237, 78, 0.1));
    border-color: rgba(255, 215, 0, 0.3);
}

.requirement-card.recommended .requirement-item:hover .req-icon {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.3), rgba(255, 237, 78, 0.2));
    border-color: rgba(255, 215, 0, 0.5);
}

.req-icon i {
    font-size: 1.5rem;
    color: #00a8ff;
}

.requirement-card.recommended .req-icon i {
    color: #ffd700;
}

/* Requirement Content */
.req-content h5 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.req-content p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* Recommended Badge */
.recommended-badge {
    margin-top: 2rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2), rgba(255, 237, 78, 0.1));
    border: 2px solid rgba(255, 215, 0, 0.4);
    border-radius: 50px;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
    color: #ffd700;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
    }

    50% {
        transform: scale(1.02);
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
    }
}

/* Responsive */
@media (max-width: 991px) {
    .requirement-card {
        padding: 2rem;
        margin-bottom: 2rem;
    }

    .requirement-title {
        font-size: 1.5rem;
    }

    .requirement-item {
        padding: 1rem;
    }
}